Does anyone have any idea what could be causing this error? I've been dual mining XVG and ETH since 11.0 came out with 6 1070Ti's at +100/+650 OC. The rig ran for weeks at a time without any issues. A week ago I updated Windows to 1803 and the miner to 11.7, switched to mining ETH only and started getting this error after 70-80 hours of mining. Current OC settings are -200/+650. No rejected or incorrect shares. I've mined ETH only before at these OC settings and didn't have any issues.
GPU 0, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 0, GpuMiner kx failed 1
GPU 0 failed
GPU 0, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 0, GpuMiner kx failed 1
GPU 3, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 1, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 3, GpuMiner kx failed 1
GPU 1, GpuMiner kx failed 1
GPU 0 failed
GPU 3 failed
GPU 3, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 1 failed
GPU 5, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 3, GpuMiner kx failed 1
GPU 2, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 4, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 1, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 5, GpuMiner kx failed 1
GPU 2, GpuMiner kx failed 1
GPU 4, GpuMiner kx failed 1
GPU 1, GpuMiner kx failed 1
GPU 5 failed
GPU 2 failed
GPU 1 failed
GPU 2, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 4 failed
GPU 4, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 3 failed
GPU 5, GpuMiner cu_k1 failed 77, an illegal memory access was encountered
GPU 2, GpuMiner kx failed 1
GPU 4, GpuMiner kx failed 1
GPU 5, GpuMiner kx failed 1
GPU 2 failed
GPU 4 failed
GPU 5 failed
ETH: 05/18/18-17:27:56 - New job from us1.ethermine.org:4444
ETH - Total Speed: 0.000 Mh/s, Total Shares: 12430, Rejected: 0, Time: 74:01
ETH: GPU0 0.000 Mh/s, GPU1 0.000 Mh/s, GPU2 0.000 Mh/s, GPU3 0.000 Mh/s, GPU4 0.000 Mh/s, GPU5 0.000 Mh/s
ETH: 05/18/18-17:28:09 - New job from us1.ethermine.org:4444
ETH - Total Speed: 0.000 Mh/s, Total Shares: 12430, Rejected: 0, Time: 74:01
ETH: GPU0 0.000 Mh/s, GPU1 0.000 Mh/s, GPU2 0.000 Mh/s, GPU3 0.000 Mh/s, GPU4 0.000 Mh/s, GPU5 0.000 Mh/s
WATCHDOG: GPU error, you need to restart miner
![Sad](https://bitcointalk.org/Smileys/default/sad.gif)
Restarting OK, exit...