Unknown Error

The API call returned an error that the CUDA runtime could not further categorize. This code exists purely for backward compatibility and typically indicates an internal or driver-level fault.

References

docs.nvidia.com/cuda/cuda-runtime-api/group__CUDART__TYPES.html

In this namespace

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cudaErrorLaunchTimeout cudaErrorMemoryAllocation cudaErrorNoDevice cudaErrorNoKernelImageForDevice cudaErrorNotReady cudaErrorUnknown cudaSuccess