R9 280X *6
Error message:


10:35:21:595   ff4   got 36 bytes
10:35:21:595   ff4   buf: {"id":4,"result":true,"error":null}

10:35:21:595   ff4   parse packet: 35
10:35:21:596   ff4   ZEC: Share accepted (359 ms)!

10:35:21:596   ff4   new buf size: 0
10:35:22:292   ae4   GPU #0 returned incorrect data! 4da31152
10:35:22:695   e7c   GPU #0 returned incorrect data! 8511e9db
10:35:25:132   c38   GPU #0 returned incorrect data! 9366fdf0
10:35:28:417   b5c   GPU #0 returned incorrect data! 45f27137
10:35:28:606   e7c   GPU #0 returned incorrect data! a8e12452
10:35:29:379   ae4   GPU #0 returned incorrect data! c133ed50
10:35:30:777   b5c   GPU #0 returned incorrect data! f1c118da

V7.0 no problem
what is the problem?