Download failed

[cithukyaw]

I have successfully installed and setup according to SETUP.md. I've also created a tailored resume. But when I download the resume, I'm getting this error:

Frontend Error:

Backend Error

Task exception was never retrieved
future: <Task finished name='Task-18' coro=<Connection.run() done, defined at D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\_impl\_connection.py:305> exception=NotImplementedError()>
Traceback (most recent call last):
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\_impl\_connection.py", line 312, in run
    await self._transport.connect()
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\_impl\_transport.py", line 133, in connect
    raise exc
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\_impl\_transport.py", line 120, in connect
    self._proc = await asyncio.create_subprocess_exec(
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<9 lines>...
    )
    ^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\subprocess.py", line 224, in create_subprocess_exec
    transport, protocol = await loop.subprocess_exec(
                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<3 lines>...
        stderr=stderr, **kwds)
        ^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\base_events.py", line 1802, in subprocess_exec
    transport = await self._make_subprocess_transport(
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        protocol, popen_args, False, stdin, stdout, stderr,
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        bufsize, **kwargs)
        ^^^^^^^^^^^^^^^^^^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\base_events.py", line 539, in _make_subprocess_transport
    raise NotImplementedError
NotImplementedError
INFO:     127.0.0.1:63779 - "GET /api/v1/resumes/58c6ed8d-30dc-471a-b9c5-a673c3bcb6a7/pdf?template=swiss-single&pageSize=A4 HTTP/1.1" 500 Internal Server Error
ERROR:    Exception in ASGI application
Traceback (most recent call last):
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\uvicorn\protocols\http\h11_impl.py", line 410, in run_asgi
    result = await app(  # type: ignore[func-returns-value]
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        self.scope, self.receive, self.send
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    )
    ^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\uvicorn\middleware\proxy_headers.py", line 60, in __call__
    return await self.app(scope, receive, send)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\applications.py", line 1135, in __call__
    await super().__call__(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\applications.py", line 107, in __call__
    await self.middleware_stack(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\middleware\errors.py", line 186, in __call__
    raise exc
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\middleware\errors.py", line 164, in __call__
    await self.app(scope, receive, _send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\middleware\cors.py", line 93, in __call__
    await self.simple_response(scope, receive, send, request_headers=headers)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\middleware\cors.py", line 144, in simple_response
    await self.app(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\middleware\exceptions.py", line 63, in __call__
    await wrap_app_handling_exceptions(self.app, conn)(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\middleware\asyncexitstack.py", line 18, in __call__
    await self.app(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\routing.py", line 716, in __call__
    await self.middleware_stack(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\routing.py", line 736, in app
    await route.handle(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\routing.py", line 290, in handle
    await self.app(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\routing.py", line 115, in app
    await wrap_app_handling_exceptions(app, request)(scope, receive, send)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\starlette\_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\routing.py", line 101, in app
    response = await f(request)
               ^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\routing.py", line 355, in app
    raw_response = await run_endpoint_function(
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<3 lines>...
    )
    ^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\fastapi\routing.py", line 243, in run_endpoint_function
    return await dependant.call(**values)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\app\routers\resumes.py", line 468, in download_resume_pdf
    pdf_bytes = await render_resume_pdf(url, pageSize, margins=pdf_margins)
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\app\pdf.py", line 73, in render_resume_pdf
    await init_pdf_renderer()
  File "D:\nodeapps\Resume-Matcher\apps\backend\app\pdf.py", line 39, in init_pdf_renderer
    _playwright = await async_playwright().start()
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\async_api\_context_manager.py", line 51, in start
    return await self.__aenter__()
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\async_api\_context_manager.py", line 46, in __aenter__
    playwright = AsyncPlaywright(next(iter(done)).result())
                                 ~~~~~~~~~~~~~~~~~~~~~~~^^
  File "D:\nodeapps\Resume-Matcher\apps\backend\.venv\Lib\site-packages\playwright\_impl\_transport.py", line 120, in connect
    self._proc = await asyncio.create_subprocess_exec(
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<9 lines>...
    )
    ^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\subprocess.py", line 224, in create_subprocess_exec
    transport, protocol = await loop.subprocess_exec(
                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ...<3 lines>...
        stderr=stderr, **kwds)
        ^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\base_events.py", line 1802, in subprocess_exec
    transport = await self._make_subprocess_transport(
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        protocol, popen_args, False, stdin, stdout, stderr,
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        bufsize, **kwargs)
        ^^^^^^^^^^^^^^^^^^
  File "C:\Users\{UserName}\AppData\Roaming\uv\python\cpython-3.13.11-windows-x86_64-none\Lib\asyncio\base_events.py", line 539, in _make_subprocess_transport
    raise NotImplementedError
NotImplementedError

Platform: Windows
Node: 24.12.0
Python: 3.13.1

[srbhr]

Hmm ... interesting that it should't be the case, one community member created PR that fixed this issue.

Let me look at the code once again.