File /usr/local/lib/python3.11/dist-packages/celery/backends/base.py:763, in SyncBackendMixin.wait_for_pending(self, result, timeout, interval, no_ack, on_message, on_interval, callback, propagate)
761 if meta:
762 result._maybe_set_cache(meta)
--> 763 return result.maybe_throw(propagate=propagate, callback=callback)
File /usr/local/lib/python3.11/dist-packages/celery/result.py:365, in AsyncResult.maybe_throw(self, propagate, callback)
362 state, value, tb = (
363 cache['status'], cache['result'], cache.get('traceback'))
364 if state in states.PROPAGATE_STATES and propagate:
--> 365 self.throw(value, self._to_remote_traceback(tb))
366 if callback is not None:
367 callback(self.id, value)
File /usr/local/lib/python3.11/dist-packages/celery/result.py:358, in AsyncResult.throw(self, *args, **kwargs)
357 def throw(self, *args, **kwargs):
--> 358 self.on_ready.throw(*args, **kwargs)
File /usr/local/lib/python3.11/dist-packages/vine/promises.py:235, in promise.throw(self, exc, tb, propagate)
233 if tb is None and (exc is None or exc is current_exc):
234 raise
--> 235 reraise(type(exc), exc, tb)
File /usr/local/lib/python3.11/dist-packages/vine/utils.py:27, in reraise(tp, value, tb)
25 if value.__traceback__ is not tb:
26 raise value.with_traceback(tb)
---> 27 raise value
SessionNotCreatedException: Message: None