computational service stays in "Running" state

[sanderegg]

Run a computational service (sleeper)

The sleeper is blocked in "running" state.

director-v2 shows following log:

ceback (most recent call last):
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/client.py", line 303, in execute_callback
    fn(fut)
  File "/home/scu/.venv/lib/python3.8/site-packages/simcore_service_director_v2/utils/dask.py", line 247, in done_dask_callback
    TaskOutputData, dask_future.result(timeout=_DASK_FUTURE_TIMEOUT_S)
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/client.py", line 235, in result
    result = self.client.sync(self._result, callback_timeout=timeout, raiseit=False)
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/utils.py", line 310, in sync
    return sync(
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/utils.py", line 364, in sync
    raise exc.with_traceback(tb)
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/utils.py", line 349, in f
    result[0] = yield future
  File "/home/scu/.venv/lib/python3.8/site-packages/tornado/gen.py", line 762, in run
    value = future.result()
  File "/usr/local/lib/python3.8/asyncio/tasks.py", line 494, in wait_for
    return fut.result()
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/client.py", line 260, in _result
    result = await self.client._gather([self])
  File "/home/scu/.venv/lib/python3.8/site-packages/distributed/client.py", line 1842, in _gather
    if response["status"] == "error":
KeyError: 'status'

Also the service is impossible to stop from the GUI