runtime error

Space failed to start. Exit code: 1. Reason: local/lib/python3.8/site-packages/requests/adapters.py", line 489, in send resp = conn.urlopen( File "/home/user/.local/lib/python3.8/site-packages/urllib3/connectionpool.py", line 787, in urlopen retries = retries.increment( File "/home/user/.local/lib/python3.8/site-packages/urllib3/util/retry.py", line 592, in increment raise MaxRetryError(_pool, url, error or ResponseError(cause)) urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='www.dropbox.com', port=443): Max retries exceeded with url: /s/b5g97xo901zb3ds/pothole_example.jpg?dl=1 (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7fdf79937e20>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')) During handling of the above exception, another exception occurred: Traceback (most recent call last): File "app.py", line 27, in <module> download_file( File "app.py", line 17, in download_file file = requests.get(url) File "/home/user/.local/lib/python3.8/site-packages/requests/api.py", line 73, in get return request("get", url, params=params, **kwargs) File "/home/user/.local/lib/python3.8/site-packages/requests/api.py", line 59, in request return session.request(method=method, url=url, **kwargs) File "/home/user/.local/lib/python3.8/site-packages/requests/sessions.py", line 587, in request resp = self.send(prep, **send_kwargs) File "/home/user/.local/lib/python3.8/site-packages/requests/sessions.py", line 701, in send r = adapter.send(request, **kwargs) File "/home/user/.local/lib/python3.8/site-packages/requests/adapters.py", line 565, in send raise ConnectionError(e, request=request) requests.exceptions.ConnectionError: HTTPSConnectionPool(host='www.dropbox.com', port=443): Max retries exceeded with url: /s/b5g97xo901zb3ds/pothole_example.jpg?dl=1 (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7fdf79937e20>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution'))

Container logs: