runtime error

Downloading (…)olve/main/merges.txt: 0%| | 0.00/456k [00:00<?, ?B/s] Downloading (…)olve/main/merges.txt: 100%|██████████| 456k/456k [00:00<00:00, 64.9MB/s] Downloading (…)cial_tokens_map.json: 0%| | 0.00/772 [00:00<?, ?B/s] Downloading (…)cial_tokens_map.json: 100%|██████████| 772/772 [00:00<00:00, 183kB/s] Downloading (…)okenizer_config.json: 0%| | 0.00/1.39k [00:00<?, ?B/s] Downloading (…)okenizer_config.json: 100%|██████████| 1.39k/1.39k [00:00<00:00, 1.03MB/s] Traceback (most recent call last): File "app.py", line 28, in <module> tokenizer = BartTokenizer.from_pretrained(model_name) File "/home/user/.local/lib/python3.8/site-packages/transformers/tokenization_utils_base.py", line 1804, in from_pretrained return cls._from_pretrained( File "/home/user/.local/lib/python3.8/site-packages/transformers/tokenization_utils_base.py", line 1959, in _from_pretrained tokenizer = cls(*init_inputs, **init_kwargs) File "/home/user/.local/lib/python3.8/site-packages/transformers/models/bart/tokenization_bart.py", line 220, in __init__ with open(vocab_file, encoding="utf-8") as vocab_handle: TypeError: expected str, bytes or os.PathLike object, not NoneType

Container logs: