Using:
- Asus Z270P
- Using GeForce GTX 1070 (all GPUs are the same)

Initially, when I've got the rig I tried to use Simpleminer. After 1 day of work and experiments it got this error.

Now I have installed a fresh Ubuntu 16.04 LTS myself and it gets the same error.

I have managed to fix it by updting grub with


But not sure whether it is a good idea. Pretty new to Linux, used this tutorial (https://blockoperations.com/build-6-gpu-zcash-headless-mining-rig-ubuntu-16-04-using-claymore/, I have skipped steps for AMD) to setup things. Still learning stuff.