CUDA error at ../../common/inc/helper_cuda.h:708 code=38(cudaErrorNoDevice) "cudaGetDeviceCount(&device_count)"

when i run" ./batchCUBLAS ".

CUDA error at …/…/common/inc/helper_cuda.h:708 code=38(cudaErrorNoDevice) “cudaGetDeviceCount(&device_count)”

it means?

Sounds like no or wrong driver installed. Please post the output of the deviceQuery demo.
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