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升级Gradio至最新版后出现FastAPI相关服务器错误求助

Gradio升级后浏览器访问触发服务器错误:ValueError: too many values to unpack (expected 2)

我正尝试将Gradio应用升级至最新版本,应用虽能成功启动,但在浏览器访问时触发服务器错误,具体报错信息如下:

ValueError: too many values to unpack (expected 2)
ERROR:    Exception in ASGI application
Traceback (most recent call last):
  File "/home/gil/miniconda3/envs/diarize-env/lib/python3.12/site-packages/uvicorn/protocols/http/httptools_impl.py", line 399, in run_asgi
    result = await app(  # type: ignore[func-returns-value]
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/gil/miniconda3/envs/diarize-env/lib/python3.12/site-packages/uvicorn/middleware/proxy_headers.py", line 70, in __call__
    return await self.app(scope, receive, send)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/gil/miniconda3/envs/diarize-env/lib/python3.12/site-packages/fastapi/applications.py", line 292, in __call__
    await super().__call__(scope, receive, send)
  File "/home/gil/miniconda3/envs/diarize-env/lib/python3.12/site-packages/starlette/applications.py", line 122, in __call__
    self.middleware_stack = self.build_middleware_stack()
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/gil/miniconda3/envs/diarize-env/lib/python3.12/site-packages/fastapi/applications.py", line 213, in build_middleware_stack
    for cls, options in reversed(middleware):
        ^^^^^^^^^^^^
ValueError: too many values to unpack (expected 2)

我猜测存在未被发现的包冲突问题,请问有升级至最新版FastAPI的开发者遇到过类似情况吗?


内容的提问来源于stack exchange,提问作者Husk Rekoms

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最近更新时间:2026.06.21 05:12:40