[Request]123.4.4 Duping Help

Okay so i have a standalone client, the cubeone 123.4.4 and I am able to hang between two clients.
When i do everything correct (the previous duping way) my dupe is a fail.

Any solutions?

Keep trying, duping does not work 100% of the time.

true that iv did it 3 times today and here latley it hasnt been