datasets.generate_data 에러

[froglike6]

Traceback (most recent call last): File "/usr/lib64/python3.6/concurrent/futures/process.py", line 175, in _process_worker r = call_item.fn(*call_item.args, **call_item.kwargs) File "/root/ttsproject/datasets/generate_data.py", line 154, in _process_utterance mel_spectrogram = melspectrogram(wav).astype(np.float32) File "/root/ttsproject/audio/init.py", line 66, in melspectrogram S = _amp_to_db(_linear_to_mel(np.abs(D))) File "/root/ttsproject/audio/init.py", line 133, in _linear_to_mel _mel_basis = _build_mel_basis() File "/root/ttsproject/audio/init.py", line 144, in _build_mel_basis return librosa.filters.mel(hparams.sample_rate, n_fft, n_mels=hparams.num_mels) File "/usr/local/lib/python3.6/site-packages/librosa/filters.py", line 247, in mel lower = -ramps[i] / fdiff[i] ValueError: operands could not be broadcast together with shapes (1,1025) (0,) """

The above exception was the direct cause of the following exception:

Traceback (most recent call last): File "/usr/lib64/python3.6/runpy.py", line 193, in _run_module_as_main "main", mod_spec) File "/usr/lib64/python3.6/runpy.py", line 85, in _run_code exec(code, run_globals) File "/root/ttsproject/datasets/generate_data.py", line 191, in build_from_path(config) File "/root/ttsproject/datasets/generate_data.py", line 101, in build_from_path n_frames = [future.result() for future in tqdm(futures)] File "/root/ttsproject/datasets/generate_data.py", line 101, in n_frames = [future.result() for future in tqdm(futures)] File "/usr/lib64/python3.6/concurrent/futures/_base.py", line 432, in result return self.get_result() File "/usr/lib64/python3.6/concurrent/futures/_base.py", line 384, in get_result raise self._exception ValueError: operands could not be broadcast together with shapes (1,1025) (0,)

위와 같이 뜨면서 에러가 뜹니다.