1 files changed, 13 insertions, 0 deletions
diff --git a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.DB/ViewModels/UsersViewVM.cs b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.DB/ViewModels/UsersViewVM.cs
index 0b65d48ab..cef4b2552 100644
--- a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.DB/ViewModels/UsersViewVM.cs
+++ b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.DB/ViewModels/UsersViewVM.cs
@@ -72,5 +72,18 @@ namespace Tango.MachineStudio.DB.ViewModels
                 }
             }
         }
+
+        protected override void OnValidating()
+        {
+            base.OnValidating();
+
+            if (EditEntity.Email != null)
+            {
+                if (Adapter.Users.ToList().Exists(x => x.Email.ToLower() == EditEntity.Email.ToLower()))
+                {
+                    ValidationErrors.Add("Email already exist");
+                }
+            }
+        }
     }
 }