diff --git a/API_SQLuedo/API/Controllers/UserController.cs b/API_SQLuedo/API/Controllers/UserController.cs
index 1a9a7a0..28867d6 100644
--- a/API_SQLuedo/API/Controllers/UserController.cs
+++ b/API_SQLuedo/API/Controllers/UserController.cs
@@ -66,13 +66,13 @@ namespace API.Controllers
         [HttpDelete]
         [ProducesResponseType(typeof(UserDTO), 200)]
         [ProducesResponseType(typeof(string), 404)]
-        public IActionResult DeleteUser(int id)
+        public async Task<IActionResult> DeleteUser(int id)
         {
             var success = dataService.userService.DeleteUser(id);
             if (success)
             {
                 logger.LogInformation("[INFORMATION] L'utilisateur avec l'id {id} a été supprimé.", id);
-                return Ok(dataService.userService.DeleteUser(id));
+                return Ok( (await dataService.userService.DeleteItem(id)));
             }
             else
             {
diff --git a/API_SQLuedo/Shared/DataService.cs b/API_SQLuedo/Shared/DataService.cs
index 3f8c439..c175c41 100644
--- a/API_SQLuedo/Shared/DataService.cs
+++ b/API_SQLuedo/Shared/DataService.cs
@@ -19,7 +19,6 @@ namespace Shared
             this.paragraphService = paragrapheService;
             this.successDataService = sucessService;
             this.userService = userService;
-            //this.userService = new UserDataService(userDbContext);
         }
         public IUserService<TUser> userService { get; }
 
diff --git a/API_SQLuedo/TestConsoleAPI/Program.cs b/API_SQLuedo/TestConsoleAPI/Program.cs
index 91c03b5..b4a0be4 100644
--- a/API_SQLuedo/TestConsoleAPI/Program.cs
+++ b/API_SQLuedo/TestConsoleAPI/Program.cs
@@ -25,16 +25,16 @@ ILogger<SuccessesController> successLogger = factory.CreateLogger<SuccessesContr
 
 using (var context = new UserDbContext(options))
 {
-    var userController = new UsersController(userLogger, new UserDataService(context));
+    var userController = new UsersController(userLogger, new DataService<UserDTO, LessonDTO, InquiryDTO, ParagraphDTO, SuccessDTO>(context, new Shared.UserDataService(context), new LessonDataService(context), new InquiryDataService(context), new ParagraphDataService(context), new SuccessDataService(context)));
     var inquiryController = new InquiriesController(new InquiryDataService(context), inquiryLogger);
     var paragraphController = new ParagraphsController(new ParagraphDataService(context), paragraphLogger);
     var lessonController = new LessonsController(new LessonDataService(context), lessonLogger);
     var successController = new SuccessesController(new SuccessDataService(context), successLogger);
 
-    void PrintUsers()
+    async void PrintUsers()
     {
         Console.WriteLine();
-        var users = userController.GetUsers(1, 10, UserOrderCriteria.None) as OkObjectResult;
+        var users = await userController.GetUsers(1, 10, UserOrderCriteria.None) as OkObjectResult;
         foreach (var item in users.Value as IEnumerable<UserDTO>)
         {
             Console.WriteLine(item);
@@ -81,11 +81,12 @@ using (var context = new UserDbContext(options))
         }
     }
 
-    void SearchUserByUsername()
+    async void SearchUserByUsername()
     {
         Console.WriteLine("\nVeuillez saisir le pseudonyme de l'utilisateur recherché : ");
         var username = Console.ReadLine();
-        var user = userController.GetUserByUsername(username) as OkObjectResult;
+        //var user = userController.GetUserByUsername(username) as OkObjectResult;
+        var user = await userController.GetUserByUsername(username) as OkObjectResult;
         if (user == null)
         {
             Console.WriteLine("Erreur, la requête n'a rien donné.");
@@ -150,11 +151,11 @@ using (var context = new UserDbContext(options))
 
     }
 
-    void SearchUserById()
+    async void SearchUserById()
     {
         Console.WriteLine("\nVeuillez saisir l'identifiant de l'utilisateur recherché : ");
         var id = Console.ReadLine();
-        var user = userController.GetUserById(int.Parse(id)) as OkObjectResult;
+        var user = await userController.GetUserById(int.Parse(id)) as OkObjectResult;
         if (user == null)
         {
             Console.WriteLine("Erreur, la requête n'a rien donné.");
@@ -326,11 +327,11 @@ using (var context = new UserDbContext(options))
 
     }
 
-    void UpdateUser()
+    async void UpdateUser()
     {
         Console.WriteLine("Quel est l'identifiant de l'utilisateur à mettre à jour ?");
         var id = int.Parse(Console.ReadLine());
-        var res = (userController.GetUserById(id));
+        var res =  (await userController.GetUserById(id));
         if (res.GetType() == typeof(OkObjectResult))
         {
             var user = (res as OkObjectResult).Value as UserDTO;