IOError raised when completion plugins fail to start

[shou692199]

Description

What steps will reproduce the problem?

raise IOError('Could not start %s' % self)
OSError: Could not start <spyder.utils.introspection.plugin_client.PluginClient object at 0xb5fc7c5e8>"

Traceback

  File "/Users/jimmyxiao/anaconda3/lib/python3.7/site-packages/spyder/utils/introspection/plugin_client.py", line 158, in _on_finished
    self.run()
  File "/Users/jimmyxiao/anaconda3/lib/python3.7/site-packages/spyder/utils/introspection/plugin_client.py", line 104, in run
    raise IOError('Could not start %s' % self)
OSError: Could not start <spyder.utils.introspection.plugin_client.PluginClient object at 0xb5fc7c5e8>
WARNING:spyder.widgets.github.backend:Failed to send bug report on Github. response={'code': 502, 'json': {'message': 'Server Error'}}

Versions

• Spyder version: 3.3.2
• Python version: 3.7.1
• Qt version: 5.9.6
• PyQt5 version: 5.9.2
• Operating System: Darwin 18.2.0

Dependencies

pyflakes >=0.6.0  :  2.0.0 (OK)
pycodestyle >=2.3 :  2.4.0 (OK)
pygments >=2.0    :  2.3.1 (OK)
sphinx >=0.6.6    :  1.8.2 (OK)
rope >=0.9.4      :  0.11.0 (OK)
jedi >=0.9.0      :  0.13.2 (OK)
psutil >=0.3      :  5.4.8 (OK)
nbconvert >=4.0   :  5.4.0 (OK)
pandas >=0.13.1   :  0.23.4 (OK)
numpy >=1.7       :  1.15.4 (OK)
sympy >=0.7.3     :  1.3 (OK)
cython >=0.21     :  0.29.2 (OK)
qtconsole >=4.2.0 :  4.4.3 (OK)
IPython >=4.0     :  7.2.0 (OK)
matplotlib >=2.0.0:  3.0.2 (OK)
pylint >=0.25     :  2.2.2 (OK)

[ccordoba12]

Thanks for reporting. We'll fix this in our next version (3.3.4).