RuntimeError: Could not load cudnn library. Check your cudnn installation. Maybe using the Theano flag dnn.base_path can help you

Question

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I don't know how to solve the problem, although I searched google.

My computer OS is win10. And following installed in a virtual environment.

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UserWarning: Your cuDNN version is more recent than Theano. If you encounter problems, try updating Theano or downgrading cuDNN to a version >= v5 and <= v7.
  warnings.warn("Your cuDNN version is more recent than "
ERROR (theano.gpuarray): Could not initialize pygpu, support disabled

RuntimeError: Could not load cudnn library. Check your cudnn installation. Maybe using the Theano flag dnn.base_path can help you. Current value "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.1"

Answer 1

I had the same problem, and I solved it like this:

1. Open dnn.py. (My path is : F:\Anaconda3\envs\python2_7\Lib\site-packages\theano)
2. Add 'cudnn64_8.dll' in WIN32_CUDNN_NAMES. WIN32_CUDNN_NAMES = ['cudnn64_8.dll', 'cudnn64_7.dll', 'cudnn64_6.dll', 'cudnn64_5.dll']