Problems running flet desktop application on Raspbian OS #422

maziarzamani · 2022-09-30T14:02:24Z

maziarzamani
Sep 30, 2022

Hi there.

I have a working app which is running great on MacOS, however I am running into an issue with urllib on Raspbian OS

Is the user pi lacking permissions to open a port on localhost or what could be the issue?

Cheers, M.

pi@raspberrypi:~/Downloads/ $ flet Counter.py
http://127.0.0.1:54105
Exception in thread Thread-5 (open_flet_view_and_wait):
Traceback (most recent call last):
  File "/usr/local/lib/python3.10/threading.py", line 1016, in _bootstrap_inner
    self.run()
  File "/usr/local/lib/python3.10/threading.py", line 953, in run
    self._target(*self._args, **self._kwargs)
  File "/home/pi/.local/lib/python3.10/site-packages/flet/flet.py", line 585, in open_flet_view_and_wait
    self.fvp = _open_flet_view(self.page_url, self.hidden)
  File "/home/pi/.local/lib/python3.10/site-packages/flet/flet.py", line 426, in _open_flet_view
    tar_file = _download_flet_client(gz_filename)
  File "/home/pi/.local/lib/python3.10/site-packages/flet/flet.py", line 497, in _download_flet_client
    urllib.request.urlretrieve(flet_url, temp_arch)
  File "/usr/local/lib/python3.10/urllib/request.py", line 241, in urlretrieve
    with contextlib.closing(urlopen(url, data)) as fp:
  File "/usr/local/lib/python3.10/urllib/request.py", line 216, in urlopen
    return opener.open(url, data, timeout)
  File "/usr/local/lib/python3.10/urllib/request.py", line 525, in open
    response = meth(req, response)
  File "/usr/local/lib/python3.10/urllib/request.py", line 634, in http_response
    response = self.parent.error(
  File "/usr/local/lib/python3.10/urllib/request.py", line 563, in error
    return self._call_chain(*args)
  File "/usr/local/lib/python3.10/urllib/request.py", line 496, in _call_chain
    result = func(*args)
  File "/usr/local/lib/python3.10/urllib/request.py", line 643, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 404: Not Found