fix

src/app/services/auth.service.ts

@@ -128,7 +128,6 @@ export class AuthService {
         }
 
         session.Password = user.password
-        session.RochetChatUser = user.username.split('@')[0]
 
         session.BasicAuthKey = user.BasicAuthKey
 
@@ -158,7 +157,7 @@ export class AuthService {
       let expirationDate = new Date(new Date().getTime() + expirationMinutes*60*1000);
 
       let postData = {
-        "user": SessionStore.user.RochetChatUser,
+        "user": SessionStore.user.UserName,
         "password": SessionStore.user.Password,
       }