dont know what is err

[hamabao413]

[ERROR] | Exception on /plugins/f0xtr0t/gpsd [GET]
Traceback (most recent call last):
File "/usr/local/lib/python3.7/dist-packages/flask/app.py", line 2292, in wsgi_app
response = self.full_dispatch_request()
File "/usr/local/lib/python3.7/dist-packages/flask/app.py", line 1816, in full_dispatch_request
return self.finalize_request(rv)
File "/usr/local/lib/python3.7/dist-packages/flask/app.py", line 1831, in finalize_request
response = self.make_response(rv)
File "/usr/local/lib/python3.7/dist-packages/flask/app.py", line 1957, in make_response
'The view function did not return a valid response. The'
TypeError: The view function did not return a valid response. The function either returned None or ended without a return statement.