KeyError: 'status'

[m-kus]

[IPKernelApp] ERROR | Exception in message handler:
Traceback (most recent call last):
  File "/home/mickey/.pyenv/versions/3.7.0/lib/python3.7/site-packages/ipykernel/kernelbase.py", line 268, in dispatch_shell
    yield gen.maybe_future(handler(stream, idents, msg))
  File "/home/mickey/.pyenv/versions/3.7.0/lib/python3.7/site-packages/tornado/gen.py", line 735, in run
    value = future.result()
  File "/home/mickey/.pyenv/versions/3.7.0/lib/python3.7/site-packages/tornado/gen.py", line 748, in run
    yielded = self.gen.send(value)
  File "/home/mickey/.pyenv/versions/3.7.0/lib/python3.7/site-packages/ipykernel/kernelbase.py", line 564, in execute_request
    if not silent and reply_msg['content']['status'] == u'error' and stop_on_error:
KeyError: 'status'