CUDA Runtime API initialization failed

when ever i try to run program it send me error **RuntimeError: Error while calling cudnnCreate(&handles[new_device_id]) in file /tmp/pip-install-5p_i5ji9/dlib/dlib/cuda/cudnn_dlibapi.cpp:104. code: 1, reason: CUDA Runtime API initialization failed.
**
I have ububtu 20.04LTS
and other detail is in pic. below


plz help me