Merge pull request #1148 from TechnologyEnhancedLearning/TD-5651-ValidationMeassge-Added-UserGroup

TD-5651-Add User Group -Not displaying error message during Duplicate User Group's creation

Author: AnjuJose011

AdminUI/LearningHub.Nhs.AdminUI/Controllers/UserGroupController.cs

@@ -197,7 +197,15 @@ public async Task<IActionResult> Details(UserGroupAdminDetailViewModel userGroup
             if (userGroup.IsNew())
             {
                 validationResult = await this.userGroupService.CreateUserGroup(userGroup);
-                userGroup = await this.userGroupService.GetUserGroupAdminDetailbyIdAsync(validationResult.CreatedId.Value);
+                if (validationResult.IsValid)
+                {
+                    userGroup = await this.userGroupService.GetUserGroupAdminDetailbyIdAsync(validationResult.CreatedId.Value);
+                }
+                else
+                {
+                    this.ViewBag.ErrorMessage = $"Update failed: {string.Join(Environment.NewLine, validationResult.Details)}";
+                    return this.View("Details", userGroup);
+                }
             }
             else
             {