0.41 and 0.40 error

Hello,

Im getting a strange error in my log, and that make the home assistant startup very slow.
I do not use SSL (yet), but still get this error, any ide what it could be?

[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File “/srv/homeassistant/lib/python3.4/site-packages/homeassistant/components/device_tracker/init.py”, line 152, in async_setup_platform
None, platform.get_scanner, hass, {DOMAIN: p_config})
File “/usr/lib/python3.4/asyncio/futures.py”, line 388, in iter
yield self # This tells Task to wait for completion.
File “/usr/lib/python3.4/asyncio/tasks.py”, line 286, in _wakeup
value = future.result()
File “/usr/lib/python3.4/asyncio/futures.py”, line 277, in result
raise self._exception
File “/usr/lib/python3.4/concurrent/futures/thread.py”, line 54, in run
result = self.fn(*self.args, **self.kwargs)
File “/srv/homeassistant/lib/python3.4/site-packages/homeassistant/components/device_tracker/unifi.py”, line 53, in get_scanner
site_id=site_id, ssl_verify=verify_ssl)
File “/home/homeassistant/.homeassistant/deps/pyunifi/controller.py”, line 65, in init
self._login(version)
File “/home/homeassistant/.homeassistant/deps/pyunifi/controller.py”, line 123, in _login
r = self.session.post(login_url, params)
File “/srv/homeassistant/lib/python3.4/site-packages/requests/sessions.py”, line 535, in post
return self.request(‘POST’, url, data=data, json=json, **kwargs)
File “/srv/homeassistant/lib/python3.4/site-packages/requests/sessions.py”, line 488, in request
resp = self.send(prep, **send_kwargs)
File “/srv/homeassistant/lib/python3.4/site-packages/requests/sessions.py”, line 609, in send
r = adapter.send(request, **kwargs)
File “/srv/homeassistant/lib/python3.4/site-packages/requests/adapters.py”, line 497, in send
raise SSLError(e, request=request)
requests.exceptions.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600)