Traceback (most recent call last):


 "/path/envs/hass/lib/python3.5/site-packages/aiohttp/web_protocol.py", line 422, in start

resp = yield from self._request_handler(request)


 "/path/envs/hass/lib/python3.5/site-packages/aiohttp/web.py", line 306, in _handle

resp = yield from handler(request)


 "/usr/lib/python3.5/asyncio/coroutines.py", line 209, in coro

res = yield from res


 "/usr/lib/python3.5/asyncio/coroutines.py", line 209, in coro

res = yield from res


 "/path/dev/home-assistant/homeassistant/components/http/ban.py", line 58, in ban_middleware_handler

return (yield from handler(request))


 "/path/dev/home-assistant/homeassistant/components/http/__init__.py", line 428, in handle

result = yield from result


 "/path/dev/home-assistant/homeassistant/components/camera/__init__.py", line 340, in get

response = yield from self.handle(request, camera)


 "/path//dev/home-assistant/homeassistant/components/camera/__init__.py", line 360, in handle

image = yield from camera.async_camera_image()


 "/path/dev/home-assistant/homeassistant/components/camera/ffmpeg.py", line 60, in async_camera_image

extra_cmd=self._extra_arguments)


 "/path/dev/ha-ffmpeg/haffmpeg/tools.py", line 82, in get_image

self._proc.communicate(), loop=self._loop)
AttributeError: 'NoneType' object has no attribute 'communicate'

Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/Users/enojb/current/sympy/sympy/sympy/solvers/solvers.py", line 1169, in solve

solution = _solve(f[0], *symbols, **flags)


 "/Users/enojb/current/sympy/sympy/sympy/solvers/solvers.py", line 1506, in _solve

f_num, sol = solve_linear(f, symbols=symbols)


 "/Users/enojb/current/sympy/sympy/sympy/solvers/solvers.py", line 2081, in solve_linear

n, d = eq.as_numer_denom()


 "/Users/enojb/current/sympy/sympy/sympy/core/add.py", line 467, in as_numer_denom

content, expr = self.primitive()


 "/Users/enojb/current/sympy/sympy/sympy/core/add.py", line 936, in primitive

c, m = a.as_coeff_Mul()
AttributeError: 'Tuple' object has no attribute 'as_coeff_Mul'
