Estou a usar Hassbian 0.61.1 mas na anteriores também tive o mesmo problema
tenho apenas isto no log:
WARNING (MainThread) [homeassistant.components.device_tracker] Updating device list from thomson took longer than the scheduled scan interval 0:00:12
e também este erro:
ERROR (MainThread) [homeassistant.core] Error doing job: Task exception was never retrieved
Traceback (most recent call last):
File "/usr/lib/python3.5/asyncio/tasks.py", line 241, in _step
result = coro.throw(exc)
File "/srv/homeassistant/lib/python3.5/site-packages/homeassistant/components/discovery.py", line 133, in scan_devices
results = await hass.async_add_job(_discover, netdisco)
File "/usr/lib/python3.5/asyncio/futures.py", line 380, in __iter__
yield self # This tells Task to wait for completion.
File "/usr/lib/python3.5/asyncio/tasks.py", line 304, in _wakeup
future.result()
File "/usr/lib/python3.5/asyncio/futures.py", line 293, in result
raise self._exception
File "/usr/lib/python3.5/concurrent/futures/thread.py", line 55, in run
result = self.fn(*self.args, **self.kwargs)
File "/srv/homeassistant/lib/python3.5/site-packages/homeassistant/components/discovery.py", line 159, in _discover
netdisco.scan()
File "/srv/homeassistant/lib/python3.5/site-packages/netdisco/discovery.py", line 60, in scan
self.gdm.scan()
File "/srv/homeassistant/lib/python3.5/site-packages/netdisco/gdm.py", line 22, in scan
self.update()
File "/srv/homeassistant/lib/python3.5/site-packages/netdisco/gdm.py", line 77, in update
sock.sendto(gdm_msg, (gdm_ip, gdm_port))
OSError: [Errno 101] Network is unreachable