Unable to establish connection with Fitbit API

[pivdnber]

Hi

I get an error while using python-fitbit, specifically when trying to execute server.browser_authorize()
Unfortunately, no page appears to sign in.

[14/Jun/2022:09:54:55] ENGINE Listening for SIGTERM.
[14/Jun/2022:09:54:55] ENGINE Bus STARTING
[14/Jun/2022:09:54:55] ENGINE Set handler for console events.
CherryPy Checker:
The Application mounted at '' has an empty config.

[14/Jun/2022:09:54:55] ENGINE Started monitor thread 'Autoreloader'.
[14/Jun/2022:09:54:56] ENGINE Error in 'start' listener <bound method Server.start of <cherrypy._cpserver.Server object at 0x0000013E1A0D06D0>>
Traceback (most recent call last):
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\portend.py", line 122, in free
Checker(timeout=0.1).assert_free(host, port)
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\portend.py", line 71, in assert_free
list(itertools.starmap(self._connect, info))
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\portend.py", line 87, in _connect
raise PortNotFree(tmpl.format(**locals()))
portend.PortNotFree: Port 8080 is in use on 127.0.0.1.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\cherrypy\process\wspbus.py", line 230, in publish
output.append(listener(*args, **kwargs))
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\cherrypy_cpserver.py", line 180, in start
super(Server, self).start()
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\cherrypy\process\servers.py", line 177, in start
portend.free(*self.bind_addr, timeout=Timeouts.free)
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\portend.py", line 126, in free
raise Timeout("Port {port} not free on {host}.".format(**locals()))
portend.Timeout: Port 8080 not free on 127.0.0.1.

[14/Jun/2022:09:54:56] ENGINE Shutting down due to error in start listener:
Traceback (most recent call last):
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\cherrypy\process\wspbus.py", line 268, in start
self.publish('start')
File "C:\Users\pivdnber\Anaconda3\lib\site-packages\cherrypy\process\wspbus.py", line 248, in publish
raise exc
cherrypy.process.wspbus.ChannelFailures: Timeout('Port 8080 not free on 127.0.0.1.')

[14/Jun/2022:09:54:56] ENGINE Bus STOPPING
[14/Jun/2022:09:54:56] ENGINE HTTP Server cherrypy._cpwsgi_server.CPWSGIServer(('127.0.0.1', 8080)) already shut down
[14/Jun/2022:09:54:56] ENGINE Removed handler for console events.
[14/Jun/2022:09:54:56] ENGINE Stopped thread 'Autoreloader'.
[14/Jun/2022:09:54:56] ENGINE Bus STOPPED
[14/Jun/2022:09:54:56] ENGINE Bus EXITING

Any idea what's going wrong?