Updater causes an exception for short lived commands

[leonjza]

Exception ignored in: <function Pool.__del__ at 0x7f51b61b11f0>
Traceback (most recent call last):
  File "/usr/lib/python3.8/multiprocessing/pool.py", line 268, in __del__
    self._change_notifier.put(None)
  File "/usr/lib/python3.8/multiprocessing/queues.py", line 368, in put
    self._writer.send_bytes(obj)
  File "/usr/lib/python3.8/multiprocessing/connection.py", line 200, in send_bytes
    self._send_bytes(m[offset:offset + size])
  File "/usr/lib/python3.8/multiprocessing/connection.py", line 411, in _send_bytes
    self._send(header + buf)
  File "/usr/lib/python3.8/multiprocessing/connection.py", line 368, in _send
    n = write(self._handle, buf)
OSError: [Errno 9] Bad file descriptor

After installing and executing the command "objection". It displays usage, arguments, but at the end an exception. Accordingly, with other cmds, too

pip3 ver pip 20.0.2 from /usr/lib/python3.8/site-packages/pip (python 3.8)

python ver Python 3.8.2

objection ver objection: 1.9.4

Originally posted by @MarshalX in https://github.com/sensepost/objection/issues/361#issuecomment-640077851

[MarshalX]

Additional information: there are no exceptions in the home directory

[MarshalX]

Screenshots

 

[leonjza]

We could just wrap this in a try catch. It's an error that is safe to ignore anyways.