I get the following error on my M1 MacBook running macOS Ventura when I set num_workers=1 (or any value >0):
Traceback (most recent call last):
File "/Users/sam/IdeaProjects/Template/Run.py", line 48, in <module>
for i, (x, y) in enumerate(train_loader):
File "/Users/sam/miniconda3/lib/python3.10/site-packages/torch/utils/data/dataloader.py", line 628, in __next__
data = self._next_data()
File "/Users/sam/miniconda3/lib/python3.10/site-packages/torch/utils/data/dataloader.py", line 1316, in _next_data
idx, data = self._get_data()
File "/Users/sam/miniconda3/lib/python3.10/site-packages/torch/utils/data/dataloader.py", line 1282, in _get_data
success, data = self._try_get_data()
File "/Users/sam/miniconda3/lib/python3.10/site-packages/torch/utils/data/dataloader.py", line 1133, in _try_get_data
raise RuntimeError('DataLoader worker (pid(s) {}) exited unexpectedly'.format(pids_str)) from e
RuntimeError: DataLoader worker (pid(s) 11208) exited unexpectedly