Error Jetson nano to launch gym-DQN.py

[8BitsCoding]

I make jetson-reinfocement and launch gym-DQN.py and Error occur below... plz help me..

$ python3 gym-DQN.py

[2019-05-11 02:24:18,666] Making new env: CartPole-v0
/usr/local/lib/python3.6/dist-packages/gym/envs/registration.py:17: PkgResourcesDeprecationWarning: Parameters to load are deprecated. Call .resolve and .require separately.
result = entry_point.load(False)
/usr/local/lib/python3.6/dist-packages/torchvision-0.2.3a0+50d54a8-py3.6-linux-aarch64.egg/torchvision/transforms/transforms.py:209: UserWarning: The use of the transforms.Scale transform is deprecated, please use transforms.Resize instead.
Segmentation fault (core dumped)