diff --git a/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.Designer.cs b/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.Designer.cs
index 525f696..f845a70 100644
--- a/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.Designer.cs
+++ b/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.Designer.cs
@@ -22,7 +22,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.AdministratorEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -41,7 +41,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.AnswerEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -49,7 +49,7 @@ namespace DbConnectionLibrairie.Migrations
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.Property<uint?>("IdQuestion")
+                    b.Property<int?>("IdQuestion")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("Id");
@@ -61,7 +61,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.ChapterEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -76,18 +76,18 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.LobbyEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdCreator")
+                    b.Property<int?>("IdCreator")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.Property<uint>("NbPlayers")
+                    b.Property<int>("NbPlayers")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("Password")
@@ -103,13 +103,13 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.LobbyEntityPlayerEntity", b =>
                 {
-                    b.Property<uint>("IdLobby")
+                    b.Property<int>("IdLobby")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("IdPlayer")
+                    b.Property<int>("IdPlayer")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("MaxScore")
+                    b.Property<int>("MaxScore")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("IdLobby", "IdPlayer");
@@ -121,7 +121,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.PlayerEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -140,13 +140,13 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.PlayerEntityChapterEntity", b =>
                 {
-                    b.Property<uint>("IdPlayer")
+                    b.Property<int>("IdPlayer")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("IdChapter")
+                    b.Property<int>("IdChapter")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("MaxScore")
+                    b.Property<int>("MaxScore")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("IdPlayer", "IdChapter");
@@ -158,7 +158,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.QuestionEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -169,13 +169,13 @@ namespace DbConnectionLibrairie.Migrations
                     b.Property<byte>("Difficulty")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdAnswerGood")
+                    b.Property<int?>("IdAnswerGood")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdChapter")
+                    b.Property<int?>("IdChapter")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("NbFalls")
+                    b.Property<int>("NbFalls")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("Id");
diff --git a/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.cs b/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.cs
index 911f582..d519a56 100644
--- a/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.cs
+++ b/WebApi/DbConnectionLibrairie/Migrations/20240307151226_m1.cs
@@ -14,7 +14,7 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Administrators",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Username = table.Column<string>(type: "TEXT", nullable: false),
                     HashedPassword = table.Column<string>(type: "TEXT", nullable: false)
@@ -28,7 +28,7 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Chapters",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Name = table.Column<string>(type: "TEXT", nullable: false)
                 },
@@ -41,7 +41,7 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Players",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Nickname = table.Column<string>(type: "TEXT", nullable: false),
                     HashedPassword = table.Column<string>(type: "TEXT", nullable: false)
@@ -55,12 +55,12 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Lobbies",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Name = table.Column<string>(type: "TEXT", nullable: false),
                     Password = table.Column<string>(type: "TEXT", nullable: false),
-                    NbPlayers = table.Column<uint>(type: "INTEGER", nullable: false),
-                    IdCreator = table.Column<uint>(type: "INTEGER", nullable: true)
+                    NbPlayers = table.Column<int>(type: "INTEGER", nullable: false),
+                    IdCreator = table.Column<int>(type: "INTEGER", nullable: true)
                 },
                 constraints: table =>
                 {
@@ -76,9 +76,9 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Play",
                 columns: table => new
                 {
-                    IdChapter = table.Column<uint>(type: "INTEGER", nullable: false),
-                    IdPlayer = table.Column<uint>(type: "INTEGER", nullable: false),
-                    MaxScore = table.Column<uint>(type: "INTEGER", nullable: false)
+                    IdChapter = table.Column<int>(type: "INTEGER", nullable: false),
+                    IdPlayer = table.Column<int>(type: "INTEGER", nullable: false),
+                    MaxScore = table.Column<int>(type: "INTEGER", nullable: false)
                 },
                 constraints: table =>
                 {
@@ -101,9 +101,9 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Use",
                 columns: table => new
                 {
-                    IdLobby = table.Column<uint>(type: "INTEGER", nullable: false),
-                    IdPlayer = table.Column<uint>(type: "INTEGER", nullable: false),
-                    MaxScore = table.Column<uint>(type: "INTEGER", nullable: false)
+                    IdLobby = table.Column<int>(type: "INTEGER", nullable: false),
+                    IdPlayer = table.Column<int>(type: "INTEGER", nullable: false),
+                    MaxScore = table.Column<int>(type: "INTEGER", nullable: false)
                 },
                 constraints: table =>
                 {
@@ -126,10 +126,10 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Answers",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Content = table.Column<string>(type: "TEXT", nullable: false),
-                    IdQuestion = table.Column<uint>(type: "INTEGER", nullable: true)
+                    IdQuestion = table.Column<int>(type: "INTEGER", nullable: true)
                 },
                 constraints: table =>
                 {
@@ -140,13 +140,13 @@ namespace DbConnectionLibrairie.Migrations
                 name: "Questions",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
                     Content = table.Column<string>(type: "TEXT", nullable: false),
                     Difficulty = table.Column<byte>(type: "INTEGER", nullable: false),
-                    NbFalls = table.Column<uint>(type: "INTEGER", nullable: false),
-                    IdChapter = table.Column<uint>(type: "INTEGER", nullable: true),
-                    IdAnswerGood = table.Column<uint>(type: "INTEGER", nullable: true)
+                    NbFalls = table.Column<int>(type: "INTEGER", nullable: false),
+                    IdChapter = table.Column<int>(type: "INTEGER", nullable: true),
+                    IdAnswerGood = table.Column<int>(type: "INTEGER", nullable: true)
                 },
                 constraints: table =>
                 {
diff --git a/WebApi/DbConnectionLibrairie/Migrations/MyDbContextModelSnapshot.cs b/WebApi/DbConnectionLibrairie/Migrations/MyDbContextModelSnapshot.cs
index af4491f..398693f 100644
--- a/WebApi/DbConnectionLibrairie/Migrations/MyDbContextModelSnapshot.cs
+++ b/WebApi/DbConnectionLibrairie/Migrations/MyDbContextModelSnapshot.cs
@@ -19,7 +19,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.AdministratorEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -38,7 +38,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.AnswerEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -46,7 +46,7 @@ namespace DbConnectionLibrairie.Migrations
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.Property<uint?>("IdQuestion")
+                    b.Property<int?>("IdQuestion")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("Id");
@@ -58,7 +58,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.ChapterEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -73,18 +73,18 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.LobbyEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdCreator")
+                    b.Property<int?>("IdCreator")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasColumnType("TEXT");
 
-                    b.Property<uint>("NbPlayers")
+                    b.Property<int>("NbPlayers")
                         .HasColumnType("INTEGER");
 
                     b.Property<string>("Password")
@@ -100,13 +100,13 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.LobbyEntityPlayerEntity", b =>
                 {
-                    b.Property<uint>("IdLobby")
+                    b.Property<int>("IdLobby")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("IdPlayer")
+                    b.Property<int>("IdPlayer")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("MaxScore")
+                    b.Property<int>("MaxScore")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("IdLobby", "IdPlayer");
@@ -118,7 +118,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.PlayerEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -137,13 +137,13 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.PlayerEntityChapterEntity", b =>
                 {
-                    b.Property<uint>("IdPlayer")
+                    b.Property<int>("IdPlayer")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("IdChapter")
+                    b.Property<int>("IdChapter")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("MaxScore")
+                    b.Property<int>("MaxScore")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("IdPlayer", "IdChapter");
@@ -155,7 +155,7 @@ namespace DbConnectionLibrairie.Migrations
 
             modelBuilder.Entity("Entities.QuestionEntity", b =>
                 {
-                    b.Property<uint>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
@@ -166,13 +166,13 @@ namespace DbConnectionLibrairie.Migrations
                     b.Property<byte>("Difficulty")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdAnswerGood")
+                    b.Property<int?>("IdAnswerGood")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint?>("IdChapter")
+                    b.Property<int?>("IdChapter")
                         .HasColumnType("INTEGER");
 
-                    b.Property<uint>("NbFalls")
+                    b.Property<int>("NbFalls")
                         .HasColumnType("INTEGER");
 
                     b.HasKey("Id");