UserWarning: CUDA initialization: CUDA unknown error - this may be due to an incorrectly set up environment, e.g. changing env variable CUDA_VISIBLE_DEVICES after program start. Setting the available devices to be zero

4

Hello, this issue also happened when I wake the Ubuntu 22.04 and run torch.cuda.is_available().
If I reboot it, it will work again. How can I fix it without rebooting the system?
My GPU is RTX3090 with the newest driver 515.43.
Thank you!

1 Like