diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Company.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Company.java
index d0261b8..63ed96b 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Company.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Company.java
@@ -65,4 +65,9 @@ public class Company extends BeanModel implements Serializable {
         return companyID == company.companyID &&
                 Objects.equals(companyName, company.companyName);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(companyID, companyName);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Material.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Material.java
index d180665..2c25ae2 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Material.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Material.java
@@ -18,6 +18,7 @@ public class Material extends BeanModel implements Serializable {
 
     @NotNull
     @NotEmpty
+    @Column(unique = true)
     private String materialCode;
 
     @NotNull
@@ -109,4 +110,9 @@ public class Material extends BeanModel implements Serializable {
                 Objects.equals(materialCode, material.materialCode) &&
                 Objects.equals(materialType, material.materialType);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(materialID, materialCode, inventoryQuantity, isMixType, materialType);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MaterialType.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MaterialType.java
index 2faae83..007ed60 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MaterialType.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MaterialType.java
@@ -101,4 +101,9 @@ public class MaterialType extends BeanModel implements Serializable {
                 Objects.equals(prefix, that.prefix) &&
                 Objects.equals(usePercentages, that.usePercentages);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(materialTypeID, materialTypeName, prefix, usePercentages, materials);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Mix.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Mix.java
index febddbe..6e77016 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Mix.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Mix.java
@@ -104,4 +104,9 @@ public class Mix extends BeanModel implements Serializable {
                 Objects.equals(mixType, mix.mixType) &&
                 Objects.equals(mixQuantities, mix.mixQuantities);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mixID, recipe, mixType, mixQuantities, location);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixQuantity.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixQuantity.java
index 1d3d80c..dce9916 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixQuantity.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixQuantity.java
@@ -88,9 +88,14 @@ public class MixQuantity extends BeanModel implements Serializable {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         MixQuantity that = (MixQuantity) o;
-        return mixQuantityID.equals(that.mixQuantityID) &&
-                quantity == that.quantity &&
+        return Objects.equals(mixQuantityID, that.mixQuantityID) &&
                 Objects.equals(mix, that.mix) &&
-                Objects.equals(material, that.material);
+                Objects.equals(material, that.material) &&
+                Objects.equals(quantity, that.quantity);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mixQuantityID, mix, material, quantity);
     }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixType.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixType.java
index 6caf2db..a0c5f79 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixType.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/MixType.java
@@ -76,4 +76,9 @@ public class MixType extends BeanModel implements Serializable {
         return typeID == mixType.typeID &&
                 Objects.equals(typeName, mixType.typeName);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(typeID, typeName, material);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Recipe.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Recipe.java
index 3e45aff..286f71a 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Recipe.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/Recipe.java
@@ -173,4 +173,9 @@ public class Recipe extends BeanModel implements Serializable {
                 Objects.equals(recipeMixes, recipe.recipeMixes) &&
                 Objects.equals(recipeSteps, recipe.recipeSteps);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(recipeID, recipeCode, company, recipeDescription, sample, approbationDate, remark, note, recipeMixes, recipeSteps);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/RecipeStep.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/RecipeStep.java
index 9da6426..3616b14 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/model/RecipeStep.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/model/RecipeStep.java
@@ -77,4 +77,9 @@ public class RecipeStep extends BeanModel implements Serializable {
                 Objects.equals(stepMessage, recipeStep.stepMessage) &&
                 Objects.equals(recipe, recipeStep.recipe);
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(stepID, recipe, stepMessage);
+    }
 }
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/services/GenericService.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/services/GenericService.java
index 0ef707b..6e3d6f9 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/services/GenericService.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/services/GenericService.java
@@ -97,7 +97,6 @@ public abstract class GenericService<T extends BeanModel> implements IGenericSer
      */
     @Override
     public boolean exists(T entity) {
-
         return dao.findById(entity.getID()).isPresent();
     }
 
diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/services/MaterialService.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/services/MaterialService.java
index c9318c5..b4c4fd2 100644
--- a/src/main/java/fyloz/trial/ColorRecipesExplorer/services/MaterialService.java
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/services/MaterialService.java
@@ -21,6 +21,16 @@ public class MaterialService extends GenericService<Material> {
         this.mixQuantityService = mixQuantityService;
     }
 
+    /**
+     * Récupère la produit ayant le code spécifié dans la base de données.
+     *
+     * @param materialCode Le code du produit
+     * @return Le produit correspondant au code.
+     */
+    public Material getByMaterialCode(String materialCode) {
+        return ((MaterialDao) dao).findByMaterialCode(materialCode);
+    }
+
     /**
      * Vérifie si un produit est lié à un ou plusieurs mélanges.
      *
@@ -39,6 +49,12 @@ public class MaterialService extends GenericService<Material> {
         return false;
     }
 
+    @Override
+    public boolean exists(Material entity) {
+        Material material = getByMaterialCode(entity.getMaterialCode());
+        return super.exists(entity) || material != null;
+    }
+
     /**
      * Crée le fichier SIMDUT sur le disque et y transfert le contenu du MultipartFile passé en paramètre.
      * <p>
diff --git a/src/main/resources/lang/messages_en.properties b/src/main/resources/lang/messages_en.properties
index 068f951..e99518c 100644
--- a/src/main/resources/lang/messages_en.properties
+++ b/src/main/resources/lang/messages_en.properties
@@ -57,4 +57,14 @@ materialType.add.title=Add a material type
 materialType.name=Material type name
 materialType.prefix=Prefix
 keyword.characters=characters
-materialType.usePercents=Use percentages
\ No newline at end of file
+materialType.usePercents=Use percentages
+image.add.title=Add an image
+mix.add.title=Adding a banner
+mix.add.subtitle=Adding a mix for the recipe {0}
+mix.mixType=Mix type
+keyword.remove=Remove
+mix.edit.title=Editing a mix
+mix.edit.subtitle=Editing a mix for the recipe {0} ({1})
+password.ask=What is your password?
+password.notValid=Your password is not valid
+error.serverError=An error occurred while sending data to the server.
\ No newline at end of file
diff --git a/src/main/resources/lang/messages_fr.properties b/src/main/resources/lang/messages_fr.properties
index 2d85999..fd28aa4 100644
--- a/src/main/resources/lang/messages_fr.properties
+++ b/src/main/resources/lang/messages_fr.properties
@@ -58,3 +58,13 @@ materialType.name=Nom du type de produit
 materialType.prefix=Préfix
 keyword.characters=caractères
 materialType.usePercents=Utiliser les pourcentages
+image.add.title=Ajout une image
+mix.add.title=Ajout d'un mélange
+mix.add.subtitle=Ajout d''un mélange pour la recette {0}
+mix.mixType=Type de mélange
+keyword.remove=Retirer
+mix.edit.title=Modifier un mélange
+mix.edit.subtitle=Modifier un mélange pour la recette {0} ({1})
+password.ask=Quel est votre mot de passe?
+password.notValid=Votre mot de passe n'est pas valide
+error.serverError=Une erreur est survenue lors de l'envoie des informations vers le serveur.
diff --git a/src/main/resources/templates/images/add.html b/src/main/resources/templates/images/add.html
index a76dde8..0b7bf4b 100644
--- a/src/main/resources/templates/images/add.html
+++ b/src/main/resources/templates/images/add.html
@@ -1,10 +1,7 @@
 <!DOCTYPE html>
 <html lang="fr" xmlns:th="http://www.thymeleaf.org">
 <head>
-    <th:block th:include="fragments.html :: head(#{app.title})"></th:block>
-    <title>Ajout une image</title>
-
-    <link href="/css/main.css" rel="stylesheet"/>
+    <th:block th:include="fragments.html :: head(#{image.add.title})"></th:block>
 </head>
 <body>
 
@@ -14,12 +11,12 @@
 <section>
     <p class="error" th:text="${error}"></p>
 
-    <form action="/images/add" class="requireAuth" enctype="multipart/form-data" method="POST">
+    <form th:action="@{/images/add}" class="requireAuth" enctype="multipart/form-data" method="POST">
         <input name="recipeID" th:value="${recipeID}" type="hidden"/>
 
-        <input id="image" name="image" required type="file"/>
+        <input type="file" id="image" name="image" required/>
         <br/>
-        <input type="submit" value="Sauvegarde"/>
+        <input type="submit" th:value="#{keyword.save}"/>
     </form>
 </section>
 <!-- Fragment du pied de page -->
diff --git a/src/main/resources/templates/mix/creator.html b/src/main/resources/templates/mix/creator.html
index bec228c..75aead1 100644
--- a/src/main/resources/templates/mix/creator.html
+++ b/src/main/resources/templates/mix/creator.html
@@ -1,10 +1,8 @@
 <!DOCTYPE html>
 <html lang="fr" xmlns:th="http://www.thymeleaf.org">
 <head>
-    <th:block th:include="fragments.html :: head(#{app.title})"></th:block>
-    <title>Ajout d'un mélange</title>
+    <th:block th:include="fragments.html :: head(#{mix.add.title})"></th:block>
 
-    <link href="/css/main.css" rel="stylesheet"/>
     <link href="/css/forms.css" rel="stylesheet"/>
 
     <style>
@@ -20,12 +18,12 @@
 <!-- Corps de la page -->
 <section>
     <p class="error" th:text="${error}"></p>
-    <h1>Ajout d'un mélange pour<br>la recette <span th:text="${recipe.recipeCode}"></span></h1>
+    <h1 th:text="#{mix.add.subtitle(${recipe.recipeCode})}"></h1>
 
     <div class="form">
-        <form action="/mix/creator" class="requireAuth" method="POST">
-            <label for="mixType">Type de mélange: </label><input id="mixType" name="mixType" placeholder="ex: Teinture"
-                                                                 required type="text"/>
+        <form th:action="@{/mix/creator}" class="requireAuth" method="POST">
+            <label for="mixType" th:text="#{mix.mixType} + ':'"></label><input type="text" id="mixType" name="mixType"
+                                                                               placeholder="ex: Teinture" required/>
 
             <!-- Information nécessaire à la création des mélanges -->
             <input id="recipeID" name="recipeID" th:value="${recipe.recipeID}" type="hidden"/>
@@ -36,25 +34,26 @@
                         <!-- Produits -->
                         <table id="products">
                             <tr>
-                                <th>Produit</th>
-                                <th>Quantité
+                                <th th:text="#{keyword.material}"></th>
+                                <th>
+                                    <span th:text="#{keyword.quantity}"></span>
                                     <button type="button">+</button>
                                 </th>
                             </tr>
                             <tr id="row_0">
                                 <td><select class="materialList" name="product">
-                                    <th:block th:each="material : ${materials}">
-                                        <option th:class="'material_' + ${material.materialID}"
-                                                th:classappend="${material.materialType.getUsePercentages()} ? usePercents"
-                                                th:text="${!material.materialType.materialTypeName.equalsIgnoreCase('aucun')} ? '[' + ${material.materialType.prefix} + '] ' + ${material.materialCode} : ${material.materialCode}"
-                                                th:value="${material.materialID}">
-                                        </option>
-                                    </th:block>
+                                    <option th:each="material : ${materials}"
+                                            th:class="'material_' + ${material.materialID}"
+                                            th:classappend="${material.materialType.getUsePercentages()} ? usePercents"
+                                            th:text="${!material.materialType.materialTypeName.equalsIgnoreCase('aucun')} ? '[' + ${material.materialType.prefix} + '] ' + ${material.materialCode} : ${material.materialCode}"
+                                            th:value="${material.materialID}">
+                                    </option>
                                 </select></td>
                                 <td><input class="quantity" min="0" name="inventoryQuantity" step="0.01" type="number"/>
                                     <span class="quantityUnit">mL</span></td>
                                 <td>
-                                    <button data-remove="0" onclick="removeRow(this)" type="button">Retirer</button>
+                                    <button data-remove="0" onclick="removeRow(this)" type="button"
+                                            th:text="#{keyword.remove}"></button>
                                 </td>
                             </tr>
                         </table>
@@ -62,10 +61,10 @@
                 </tr>
                 <tr>
                     <td>
-                        <button class="returnIndex" type="button">Retour</button>
+                        <button class="returnIndex" type="button" th:text="#{keyword.back}"></button>
                     </td>
                     <td>
-                        <button type="submit">Enregistrer</button>
+                        <button type="submit" th:text="#{keyword.save}"></button>
                     </td>
                 </tr>
             </table>
@@ -113,7 +112,7 @@
             let removeButton = document.createElement("button");
             removeButton.type = "button";
             removeButton.dataset.remove = productNbr;
-            removeButton.innerHTML = "Retirer";
+            removeButton.innerHTML = "[[#{keyword.remove}]]";
             removeButton.onclick = removeRow(removeButton);
 
             let removeColumn = document.createElement("td");
diff --git a/src/main/resources/templates/mix/editor.html b/src/main/resources/templates/mix/editor.html
index ed011ed..f7f98bb 100644
--- a/src/main/resources/templates/mix/editor.html
+++ b/src/main/resources/templates/mix/editor.html
@@ -1,10 +1,8 @@
 <!DOCTYPE html>
 <html lang="fr" xmlns:th="http://www.thymeleaf.org">
 <head>
-    <th:block th:include="fragments.html :: head(#{app.title})"></th:block>
-    <title>Modifier un mélange</title>
+    <th:block th:include="fragments.html :: head(#{mix.edit.title})"></th:block>
 
-    <link href="/css/main.css" rel="stylesheet"/>
     <link href="/css/forms.css" rel="stylesheet"/>
 
     <style>
@@ -21,14 +19,13 @@
     <!-- Corps de la page -->
     <section>
         <p class="error" th:text="${error}"></p>
-        <h1>Modifier un mélange pour<br>la recette <span
-                th:text="${recipeCode} + ' (' + ${mix.mixType.typeName} + ')'"></span></h1>
-        <button id="removeMix" type="button">Supprimer</button>
+        <h1 th:text="#{mix.edit.subtitle(${recipeCode}, ${mix.mixType.typeName})}"></h1>
+        <button id="removeMix" type="button" th:text="#{keyword.delete}"></button>
         <br/>
         <br/>
 
         <div class="form">
-            <form action="/mix/editor" class="requireAuth" method="POST">
+            <form th:action="@{/mix/editor}" class="requireAuth" method="POST">
                 <!-- Information nécessaire à la création des mélanges -->
                 <input name="mixID" th:value="${mix.mixID}" type="hidden"/>
 
@@ -37,8 +34,9 @@
                         <td colspan="2">
                             <table id="products">
                                 <tr>
-                                    <th>Produit</th>
-                                    <th>Quantité
+                                    <th th:text="#{keyword.material}"></th>
+                                    <th>
+                                        <span th:text="#{keyword.quantity}"></span>
                                         <button type="button">+</button>
                                     </th>
                                 </tr>
@@ -47,10 +45,10 @@
                     </tr>
                     <tr>
                         <td>
-                            <button class="returnIndex" type="button">Retour</button>
+                            <button class="returnIndex" type="button" th:text="#{keyword.back}"></button>
                         </td>
                         <td>
-                            <button type="submit">Enregistrer</button>
+                            <button type="submit" th:text="#{keyword.save}"></button>
                         </td>
                     </tr>
                 </table>
@@ -105,7 +103,7 @@
                 let removeButton = document.createElement("button");
                 removeButton.type = "button";
                 removeButton.dataset.remove = productNbr;
-                removeButton.innerHTML = "Retirer";
+                removeButton.innerHTML = "[[#{keyword.remove}]]";
                 removeButton.onclick = removeRow(removeButton);
 
                 let removeColumn = document.createElement("td");
@@ -148,7 +146,7 @@
                 let removeButton = document.createElement("button");
                 removeButton.type = "button";
                 removeButton.dataset.remove = productNbr;
-                removeButton.innerHTML = "Retirer";
+                removeButton.innerHTML = "[[#{keyword.remove}]]";
                 removeButton.onclick = removeRow(removeButton);
 
                 let removeColumn = document.createElement("td");
@@ -169,7 +167,7 @@
                 let errorP = document.querySelector(".error");
                 errorP.innerHTML = "";
 
-                const password = prompt("Quel est votre mot de passe?");
+                const password = prompt("[[#{password.ask}]]");
 
                 let data = {};
                 data.password = password;
@@ -179,11 +177,11 @@
                         if (r.data) {
                             document.location.href = `/mix/remover/${mix.mixID}`;
                         } else {
-                            errorP.innerHTML = "Votre mot de passe n'est pas valide";
+                            errorP.innerHTML = "[[#{password.notValid}]]";
                         }
                     })
                     .catch(e => {
-                        errorP.innerHTML = "Une erreur est survenue lors de l'envoie des informations vers le serveur.";
+                        errorP.innerHTML = "[[#{error.serverError}]]";
                         console.log(e);
                     });
             });
diff --git a/workdir/recipes.mv.db b/workdir/recipes.mv.db
index 1b88cf1..52b435a 100644
Binary files a/workdir/recipes.mv.db and b/workdir/recipes.mv.db differ
diff --git a/workdir/recipes.trace.db b/workdir/recipes.trace.db
index d7b03a0..ab7efea 100644
--- a/workdir/recipes.trace.db
+++ b/workdir/recipes.trace.db
@@ -1487,3 +1487,674 @@ Database is already closed (to disable automatic closing at VM shutdown, add ";D
 	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
 	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
 	at java.base/java.lang.Thread.run(Thread.java:835)
+2019-08-21 20:33:15 jdbc[3]: exception
+org.h2.jdbc.JdbcSQLNonTransientConnectionException: La base de données est déjà fermée (pour désactiver la fermeture automatique à l'arrêt de la VM, ajoutez "; DB_CLOSE_ON_EXIT = FALSE" à l'URL db)
+Database is already closed (to disable automatic closing at VM shutdown, add ";DB_CLOSE_ON_EXIT=FALSE" to the db URL) [90121-199]
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:617)
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
+	at org.h2.message.DbException.get(DbException.java:205)
+	at org.h2.message.DbException.get(DbException.java:181)
+	at org.h2.message.DbException.get(DbException.java:170)
+	at org.h2.jdbc.JdbcConnection.checkClosed(JdbcConnection.java:1571)
+	at org.h2.jdbc.JdbcConnection.checkClosedForWrite(JdbcConnection.java:1557)
+	at org.h2.jdbc.JdbcConnection.rollback(JdbcConnection.java:561)
+	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:370)
+	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
+	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:116)
+	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:294)
+	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:145)
+	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:559)
+	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:838)
+	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:812)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:551)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:298)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:139)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:138)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
+	at com.sun.proxy.$Proxy99.save(Unknown Source)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService.save(GenericService.java:35)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService$$FastClassBySpringCGLIB$$b820c443.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:684)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$EnhancerBySpringCGLIB$$5ec775bf.save(<generated>)
+	at fyloz.trial.ColorRecipesExplorer.web.controller.creators.MaterialCreatorController.create(MaterialCreatorController.java:66)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
+	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.base/java.lang.Thread.run(Thread.java:835)
+2019-08-21 20:36:16 database: flush
+org.h2.message.DbException: Erreur générale: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]"
+General error: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]" [50000-199]
+	at org.h2.message.DbException.get(DbException.java:194)
+	at org.h2.message.DbException.convert(DbException.java:347)
+	at org.h2.mvstore.db.MVTableEngine$1.uncaughtException(MVTableEngine.java:90)
+	at org.h2.mvstore.MVStore.handleException(MVStore.java:2787)
+	at org.h2.mvstore.MVStore.panic(MVStore.java:441)
+	at org.h2.mvstore.MVStore.<init>(MVStore.java:404)
+	at org.h2.mvstore.MVStore$Builder.open(MVStore.java:3343)
+	at org.h2.mvstore.db.MVTableEngine$Store.open(MVTableEngine.java:162)
+	at org.h2.mvstore.db.MVTableEngine.init(MVTableEngine.java:95)
+	at org.h2.engine.Database.getPageStore(Database.java:2739)
+	at org.h2.engine.Database.open(Database.java:769)
+	at org.h2.engine.Database.openDatabase(Database.java:319)
+	at org.h2.engine.Database.<init>(Database.java:313)
+	at org.h2.engine.Engine.openSession(Engine.java:69)
+	at org.h2.engine.Engine.openSession(Engine.java:201)
+	at org.h2.engine.Engine.createSessionAndValidate(Engine.java:178)
+	at org.h2.engine.Engine.createSession(Engine.java:161)
+	at org.h2.engine.Engine.createSession(Engine.java:31)
+	at org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:336)
+	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:169)
+	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:148)
+	at org.h2.Driver.connect(Driver.java:69)
+	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:136)
+	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:369)
+	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:198)
+	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:467)
+	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:541)
+	at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:115)
+	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:112)
+	at org.springframework.jdbc.datasource.DataSourceUtils.fetchConnection(DataSourceUtils.java:157)
+	at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:115)
+	at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:78)
+	at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:319)
+	at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:356)
+	at org.springframework.boot.autoconfigure.orm.jpa.DatabaseLookup.getDatabase(DatabaseLookup.java:73)
+	at org.springframework.boot.autoconfigure.orm.jpa.JpaProperties.determineDatabase(JpaProperties.java:142)
+	at org.springframework.boot.autoconfigure.orm.jpa.JpaBaseConfiguration.jpaVendorAdapter(JpaBaseConfiguration.java:113)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$404e58d0.CGLIB$jpaVendorAdapter$6(<generated>)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$404e58d0$$FastClassBySpringCGLIB$$e1ab8b8b.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
+	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$404e58d0.jpaVendorAdapter(<generated>)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolvePreparedArguments(ConstructorResolver.java:804)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:430)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolvePreparedArguments(ConstructorResolver.java:804)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:430)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
+	at org.springframework.beans.factory.BeanFactoryUtils.beansOfTypeIncludingAncestors(BeanFactoryUtils.java:340)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.detectPersistenceExceptionTranslators(PersistenceExceptionTranslationInterceptor.java:168)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:150)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:138)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
+	at com.sun.proxy.$Proxy99.findByMaterialCode(Unknown Source)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService.getByMaterialCode(MaterialService.java:31)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService.exists(MaterialService.java:54)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$FastClassBySpringCGLIB$$a49a3cc9.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:684)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$EnhancerBySpringCGLIB$$e9c79557.exists(<generated>)
+	at fyloz.trial.ColorRecipesExplorer.web.controller.creators.MaterialCreatorController.create(MaterialCreatorController.java:65)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
+	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.base/java.lang.Thread.run(Thread.java:835)
+Caused by: org.h2.jdbc.JdbcSQLNonTransientException: Erreur générale: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]"
+General error: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]" [50000-199]
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:502)
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
+	... 159 more
+Caused by: java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]
+	at org.h2.mvstore.DataUtils.newIllegalStateException(DataUtils.java:883)
+	at org.h2.mvstore.FileStore.open(FileStore.java:166)
+	at org.h2.mvstore.MVStore.<init>(MVStore.java:390)
+	... 153 more
+Caused by: java.nio.channels.OverlappingFileLockException
+	at java.base/sun.nio.ch.FileLockTable.checkList(FileLockTable.java:229)
+	at java.base/sun.nio.ch.FileLockTable.add(FileLockTable.java:123)
+	at java.base/sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:1154)
+	at org.h2.store.fs.FileNio.tryLock(FilePathNio.java:121)
+	at java.base/java.nio.channels.FileChannel.tryLock(FileChannel.java:1165)
+	at org.h2.mvstore.FileStore.open(FileStore.java:163)
+	... 154 more
+2019-08-21 20:37:27 jdbc[3]: exception
+org.h2.jdbc.JdbcSQLNonTransientConnectionException: La base de données est déjà fermée (pour désactiver la fermeture automatique à l'arrêt de la VM, ajoutez "; DB_CLOSE_ON_EXIT = FALSE" à l'URL db)
+Database is already closed (to disable automatic closing at VM shutdown, add ";DB_CLOSE_ON_EXIT=FALSE" to the db URL) [90121-199]
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:617)
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
+	at org.h2.message.DbException.get(DbException.java:205)
+	at org.h2.message.DbException.get(DbException.java:181)
+	at org.h2.message.DbException.get(DbException.java:170)
+	at org.h2.jdbc.JdbcConnection.checkClosed(JdbcConnection.java:1571)
+	at org.h2.jdbc.JdbcConnection.checkClosed(JdbcConnection.java:1547)
+	at org.h2.jdbc.JdbcConnection.prepareStatement(JdbcConnection.java:347)
+	at com.zaxxer.hikari.pool.ProxyConnection.prepareStatement(ProxyConnection.java:311)
+	at com.zaxxer.hikari.pool.HikariProxyConnection.prepareStatement(HikariProxyConnection.java)
+	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$1.doPrepare(StatementPreparerImpl.java:87)
+	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:172)
+	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareStatement(StatementPreparerImpl.java:72)
+	at org.hibernate.id.enhanced.SequenceStructure$1.getNextValue(SequenceStructure.java:93)
+	at org.hibernate.id.enhanced.NoopOptimizer.generate(NoopOptimizer.java:40)
+	at org.hibernate.id.enhanced.SequenceStyleGenerator.generate(SequenceStyleGenerator.java:482)
+	at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:119)
+	at org.hibernate.event.internal.DefaultMergeEventListener.saveTransientEntity(DefaultMergeEventListener.java:255)
+	at org.hibernate.event.internal.DefaultMergeEventListener.entityIsTransient(DefaultMergeEventListener.java:235)
+	at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:173)
+	at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:69)
+	at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:900)
+	at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:886)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.invoke(ExtendedEntityManagerCreator.java:350)
+	at com.sun.proxy.$Proxy93.merge(Unknown Source)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:308)
+	at com.sun.proxy.$Proxy93.merge(Unknown Source)
+	at org.springframework.data.jpa.repository.support.SimpleJpaRepository.save(SimpleJpaRepository.java:492)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:359)
+	at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:200)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:644)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.doInvoke(RepositoryFactorySupport.java:608)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.lambda$invoke$3(RepositoryFactorySupport.java:595)
+	at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:595)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:59)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:139)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:138)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
+	at com.sun.proxy.$Proxy99.save(Unknown Source)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService.save(GenericService.java:35)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService$$FastClassBySpringCGLIB$$b820c443.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:684)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$EnhancerBySpringCGLIB$$dd5446b.save(<generated>)
+	at fyloz.trial.ColorRecipesExplorer.web.controller.creators.MaterialCreatorController.create(MaterialCreatorController.java:66)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
+	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.base/java.lang.Thread.run(Thread.java:835)
+2019-08-21 20:37:27 jdbc[3]: exception
+org.h2.jdbc.JdbcSQLNonTransientConnectionException: La base de données est déjà fermée (pour désactiver la fermeture automatique à l'arrêt de la VM, ajoutez "; DB_CLOSE_ON_EXIT = FALSE" à l'URL db)
+Database is already closed (to disable automatic closing at VM shutdown, add ";DB_CLOSE_ON_EXIT=FALSE" to the db URL) [90121-199]
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:617)
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
+	at org.h2.message.DbException.get(DbException.java:205)
+	at org.h2.message.DbException.get(DbException.java:181)
+	at org.h2.message.DbException.get(DbException.java:170)
+	at org.h2.jdbc.JdbcConnection.checkClosed(JdbcConnection.java:1571)
+	at org.h2.jdbc.JdbcConnection.checkClosedForWrite(JdbcConnection.java:1557)
+	at org.h2.jdbc.JdbcConnection.rollback(JdbcConnection.java:561)
+	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:370)
+	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
+	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:116)
+	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:294)
+	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:145)
+	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:559)
+	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:838)
+	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:812)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.completeTransactionAfterThrowing(TransactionAspectSupport.java:551)
+	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:298)
+	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:139)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:138)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
+	at com.sun.proxy.$Proxy99.save(Unknown Source)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService.save(GenericService.java:35)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService$$FastClassBySpringCGLIB$$b820c443.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:684)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$EnhancerBySpringCGLIB$$dd5446b.save(<generated>)
+	at fyloz.trial.ColorRecipesExplorer.web.controller.creators.MaterialCreatorController.create(MaterialCreatorController.java:66)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
+	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.base/java.lang.Thread.run(Thread.java:835)
+2019-08-21 20:37:27 database: flush
+org.h2.message.DbException: Erreur générale: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]"
+General error: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]" [50000-199]
+	at org.h2.message.DbException.get(DbException.java:194)
+	at org.h2.message.DbException.convert(DbException.java:347)
+	at org.h2.mvstore.db.MVTableEngine$1.uncaughtException(MVTableEngine.java:90)
+	at org.h2.mvstore.MVStore.handleException(MVStore.java:2787)
+	at org.h2.mvstore.MVStore.panic(MVStore.java:441)
+	at org.h2.mvstore.MVStore.<init>(MVStore.java:404)
+	at org.h2.mvstore.MVStore$Builder.open(MVStore.java:3343)
+	at org.h2.mvstore.db.MVTableEngine$Store.open(MVTableEngine.java:162)
+	at org.h2.mvstore.db.MVTableEngine.init(MVTableEngine.java:95)
+	at org.h2.engine.Database.getPageStore(Database.java:2739)
+	at org.h2.engine.Database.open(Database.java:769)
+	at org.h2.engine.Database.openDatabase(Database.java:319)
+	at org.h2.engine.Database.<init>(Database.java:313)
+	at org.h2.engine.Engine.openSession(Engine.java:69)
+	at org.h2.engine.Engine.openSession(Engine.java:201)
+	at org.h2.engine.Engine.createSessionAndValidate(Engine.java:178)
+	at org.h2.engine.Engine.createSession(Engine.java:161)
+	at org.h2.engine.Engine.createSession(Engine.java:31)
+	at org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:336)
+	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:169)
+	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:148)
+	at org.h2.Driver.connect(Driver.java:69)
+	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:136)
+	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:369)
+	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:198)
+	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:467)
+	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:541)
+	at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:115)
+	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:112)
+	at org.springframework.jdbc.datasource.DataSourceUtils.fetchConnection(DataSourceUtils.java:157)
+	at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:115)
+	at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:78)
+	at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:319)
+	at org.springframework.jdbc.support.JdbcUtils.extractDatabaseMetaData(JdbcUtils.java:356)
+	at org.springframework.boot.autoconfigure.orm.jpa.DatabaseLookup.getDatabase(DatabaseLookup.java:73)
+	at org.springframework.boot.autoconfigure.orm.jpa.JpaProperties.determineDatabase(JpaProperties.java:142)
+	at org.springframework.boot.autoconfigure.orm.jpa.JpaBaseConfiguration.jpaVendorAdapter(JpaBaseConfiguration.java:113)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$78fa35fe.CGLIB$jpaVendorAdapter$6(<generated>)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$78fa35fe$$FastClassBySpringCGLIB$$1599e9ac.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
+	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
+	at org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration$$EnhancerBySpringCGLIB$$78fa35fe.jpaVendorAdapter(<generated>)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolvePreparedArguments(ConstructorResolver.java:804)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:430)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
+	at org.springframework.beans.factory.support.ConstructorResolver.resolvePreparedArguments(ConstructorResolver.java:804)
+	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:430)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1321)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1160)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
+	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
+	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
+	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
+	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
+	at org.springframework.beans.factory.BeanFactoryUtils.beansOfTypeIncludingAncestors(BeanFactoryUtils.java:340)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.detectPersistenceExceptionTranslators(PersistenceExceptionTranslationInterceptor.java:168)
+	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:150)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:138)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
+	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
+	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
+	at com.sun.proxy.$Proxy99.save(Unknown Source)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService.save(GenericService.java:35)
+	at fyloz.trial.ColorRecipesExplorer.services.GenericService$$FastClassBySpringCGLIB$$b820c443.invoke(<generated>)
+	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
+	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:684)
+	at fyloz.trial.ColorRecipesExplorer.services.MaterialService$$EnhancerBySpringCGLIB$$dd5446b.save(<generated>)
+	at fyloz.trial.ColorRecipesExplorer.web.controller.creators.MaterialCreatorController.create(MaterialCreatorController.java:66)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
+	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
+	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
+	at java.base/java.lang.reflect.Method.invoke(Method.java:567)
+	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189)
+	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
+	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
+	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
+	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
+	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038)
+	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
+	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
+	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
+	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
+	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
+	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
+	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
+	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
+	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
+	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
+	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
+	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
+	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
+	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
+	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
+	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
+	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
+	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
+	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
+	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
+	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
+	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
+	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
+	at java.base/java.lang.Thread.run(Thread.java:835)
+Caused by: org.h2.jdbc.JdbcSQLNonTransientException: Erreur générale: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]"
+General error: "java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]" [50000-199]
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:502)
+	at org.h2.message.DbException.getJdbcSQLException(DbException.java:427)
+	... 158 more
+Caused by: java.lang.IllegalStateException: The file is locked: nio:C:/Users/William/Desktop/Dev/Java/Spring/ColorRecipesExplorer/workdir/recipes.mv.db [1.4.199/7]
+	at org.h2.mvstore.DataUtils.newIllegalStateException(DataUtils.java:883)
+	at org.h2.mvstore.FileStore.open(FileStore.java:166)
+	at org.h2.mvstore.MVStore.<init>(MVStore.java:390)
+	... 152 more
+Caused by: java.nio.channels.OverlappingFileLockException
+	at java.base/sun.nio.ch.FileLockTable.checkList(FileLockTable.java:229)
+	at java.base/sun.nio.ch.FileLockTable.add(FileLockTable.java:123)
+	at java.base/sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:1154)
+	at org.h2.store.fs.FileNio.tryLock(FilePathNio.java:121)
+	at java.base/java.nio.channels.FileChannel.tryLock(FileChannel.java:1165)
+	at org.h2.mvstore.FileStore.open(FileStore.java:163)
+	... 153 more