
Traceback (most recent call last):


 "/opt/app/anaconda3/lib/python3.5/site-packages/tornado/web.py", line 1511, in _execute

result = yield result


 "/opt/app/anaconda3/lib/python3.5/site-packages/jupyterhub/handlers/login.py", line 93, in post

yield self.spawn_single_user(user)


 "/opt/app/anaconda3/lib/python3.5/site-packages/jupyterhub/handlers/base.py", line 465, in spawn_single_user

yield gen.with_timeout(timedelta(seconds=self.slow_spawn_timeout), finish_user_spawn())


 "/opt/app/anaconda3/lib/python3.5/site-packages/jupyterhub/handlers/base.py", line 444, in finish_user_spawn

yield spawn_future


 "/opt/app/anaconda3/lib/python3.5/site-packages/jupyterhub/user.py", line 436, in spawn

raise e


 "/opt/app/anaconda3/lib/python3.5/site-packages/jupyterhub/user.py", line 377, in spawn

ip_port = yield gen.with_timeout(timedelta(seconds=spawner.start_timeout), f)


 "/opt/app/anaconda3/lib/python3.5/site-packages/sudospawner/spawner.py", line 89, in start

self.db.commit()

AttributeError: 'SudoSpawner' object has no attribute 'db'

Traceback (most recent call last):


 "C:\Program 
s\Python37\lib\threading.py", line 917, in _bootstrap_inner

self.run()


 "C:\Program 
s\Python37\lib\threading.py", line 865, in run

self._target(*self._args, **self._kwargs)


 "<decorator-gen-128>", line 2, in preview


 "C:\Program 
s\Python37\lib\site-packages\moviepy\decorators.py", line 56, in requires_duration

return f(clip, *a, **k)


 "C:\Program 
s\Python37\lib\site-packages\moviepy\audio\io\preview.py", line 48, in preview

sndarray = clip.to_soundarray(tt, nbytes=nbytes, quantize=True)


 "<decorator-gen-44>", line 2, in to_soundarray


 "C:\Program 
s\Python37\lib\site-packages\moviepy\decorators.py", line 56, in requires_duration

return f(clip, *a, **k)


 "C:\Program 
s\Python37\lib\site-packages\moviepy\audio\AudioClip.py", line 116, in to_soundarray

fps = self.fps
AttributeError: 'CompositeAudioClip' object has no attribute 'fps'
