server/AyaNova/util/Seeder.cs

@@ -591,7 +591,7 @@ namespace AyaNova.Util
                     u.Name += " - " + login;
                 }
                 else
-                    u.Login = p.FirstName;
+                    u.Login = u.Name;//must be unique, name is unique
 
                 if (password != null)
                     u.Password = password;