30m [2021-09-09 22:51:01.053] Accepted (91/91) Reply: 44ms
30m [2021-09-09 22:51:02.931] GPU1 Solution found in 3.62s (Submit every 20.00 seconds)
30m [2021-09-09 22:51:02.979] isnull
and after miner crash, juste restart and OK
Need to debug that one. isnull indicate a zero nounce. Whats the difficulty was the pool running at?