Support

  • Can't Initialize CUDA engine, cuda exception: CUDA_ERROR_NO_DEVICE

    You may receive this error from TRex, or similar error from other mining software. This indicates a driver issue, and you will need to manually choose nvidia drivers.

  • *ERROR* [nvidia-drm] Failed to allocate NvKmsKapiDevice; Failed to register device

    You may receive this error from the shell while booting HiveOS. This indicates a driver issue, and you will need to manually choose nvidia drivers.

Instructions to Install Nvidia Drivers

  • Update B85-BTC Q87 Motherboard BIOS

    If you are unable to update to the latest nvidia drivers, or other boot related problems, you may need to update the BIOS on your motherboard.

B85-BTC Q87 BIOS Update

  • Stuck at A2 or A0 POST code

    You may receive this error when booting the rig with more than 1 GPU. It is an indicator of running out of PCIE resources. You will need to go into the BIOS to adjust some settings.

B85-BTC BIOS Settings