[Bug] Error while running xtts_v2 inside Docker

[pranav-dabre]

Describe the bug

Getting a Type error while running xtts_v2 inside the provided docker image.
TypeError: expected str, bytes or os.PathLike object, not NoneType

To Reproduce

docker run --rm -it -p 5002:5002 --gpus all --entrypoint /bin/bash ghcr.io/coqui-ai/tts

python3 TTS/server/server.py --model_name tts_models/multilingual/multi-dataset/xtts_v2 --use_cuda true

Expected behavior

This model should run as expected and have an api exposed to use this as a server.

Logs

root@552be:~# python3 TTS/server/server.py --model_name tts_models/multilingual/multi-dataset/xtts_v2 --use_cuda true

 > tts_models/multilingual/multi-dataset/xtts_v2 is already downloaded.
Traceback (most recent call last):
  File "/root/TTS/server/server.py", line 104, in <module>
    synthesizer = Synthesizer(
  File "/root/TTS/utils/synthesizer.py", line 93, in __init__
    self._load_tts(tts_checkpoint, tts_config_path, use_cuda)
  File "/root/TTS/utils/synthesizer.py", line 183, in _load_tts
    self.tts_config = load_config(tts_config_path)
  File "/root/TTS/config/__init__.py", line 82, in load_config
    ext = os.path.splitext(config_path)[1]
  File "/usr/lib/python3.10/posixpath.py", line 118, in splitext
    p = os.fspath(p)
TypeError: expected str, bytes or os.PathLike object, not NoneType

Environment

{
    "CUDA": {
        "GPU": [
            "NVIDIA GeForce GTX 1650"
        ],
        "available": true,
        "version": "11.8"
    },
    "Packages": {
        "PyTorch_debug": false,
        "PyTorch_version": "2.1.1+cu118",
        "TTS": "0.22.0",
        "numpy": "1.22.0"
    },
    "System": {
        "OS": "Linux",
        "architecture": [
            "64bit",
            ""
        ],
        "processor": "x86_64",
        "python": "3.10.12",
        "version": "#1 SMP PREEMPT_DYNAMIC Thu Jun  5 18:30:46 UTC 2025"
    }
}

Additional context

No response

[fyachan]

+1