arduino invalid auth token problem

[defailopest]

i have been trying to connect to my blynk but its writing invalid auth token

[defailopest]

[EarlOld]

@defailopest please check server URL. You need to connect to blynk.cloud

[EarlOld]

 Blynk.begin(auth, ssid, pass);
  // You can also specify server:
  //Blynk.begin(auth, ssid, pass, "blynk.cloud", 80);

@defailopest

[defailopest]

i have done all that and it will start indicating that my auth token is invalid

[defailopest]

[defailopest]