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2025-04-11 03:41:30 | WARNING | infer.modules.vc.modules | Traceback (most recent call last):
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\lib\audio.py", line 63, in load_audio
    audio2(f, out, "f32le", sr)
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\lib\audio.py", line 34, in audio2
    inp = av.open(i, "rb")
  File "av/container/core.pyx", line 396, in av.container.core.open
ValueError: mode must be 'r', 'w', or None, got: rb

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\modules\vc\modules.py", line 163, in vc_single
    audio = load_audio(input_audio_path, 16000)
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\lib\audio.py", line 73, in load_audio
    raise RuntimeError(traceback.format_exc())
RuntimeError: Traceback (most recent call last):
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\lib\audio.py", line 63, in load_audio
    audio2(f, out, "f32le", sr)
  File "C:\Users\G\Downloads\RVC1006AMD_Intel1\infer\lib\audio.py", line 34, in audio2
    inp = av.open(i, "rb")
  File "av/container/core.pyx", line 396, in av.container.core.open
ValueError: mode must be 'r', 'w', or None, got: rb


Traceback (most recent call last):
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\routes.py", line 401, in run_predict
    output = await app.get_blocks().process_api(
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\blocks.py", line 1305, in process_api
    data = self.postprocess_data(fn_index, result["prediction"], state)
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\blocks.py", line 1239, in postprocess_data
    prediction_value = block.postprocess(prediction_value)
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\components.py", line 2542, in postprocess
    processing_utils.audio_to_file(sample_rate, data, file.name)
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\processing_utils.py", line 160, in audio_to_file
    data = convert_to_16_bit_wav(data)
  File "C:\Users\G\AppData\Local\Programs\Python\Python310\lib\site-packages\gradio\processing_utils.py", line 174, in convert_to_16_bit_wav
    if data.dtype in [np.float64, np.float32, np.float16]:
AttributeError: 'NoneType' object has no attribute 'dtype'
2025-04-11 03:41:30 | INFO | httpx | HTTP Request: POST http://localhost:7865/api/predict "HTTP/1.1 500 Internal Server Error"
2025-04-11 03:41:30 | INFO | httpx | HTTP Request: POST http://localhost:7865/reset "HTTP/1.1 200 OK"``

Start at infer/lib/audio.py, especially audio2 on line 34 and load_audio on line 63, then trace how infer/modules/vc/modules.py calls load_audio from vc_single. Reproduce the reported audio-conversion failure and verify that the conversion path produces valid audio data for the Gradio response.