votes up 1

Backend does not support on_message callback

Package:
celery
github stars 17847
Exception Class:
ImproperlyConfigured

Raise code

   def wait_for_pending(self, result, timeout=None, interval=0.5,
                         no_ack=True, on_message=None, on_interval=None,
                         callback=None, propagate=True):
        self._ensure_not_eager()
        if on_message is not None:
            raise ImproperlyConfigured(
                'Backend does not support on_message callback')

        meta = self.wait_for(
            result.id, timeout=timeout,
            interval=interval,
            on_interval=on_interval,
            no_ack=no_ack,
        )
  
😲 Agile task management is now easier than calling a taxi. #Tracklify

NO FIXES YET

Just press the button and we will add solution
to this exception as soon as possible

* As many users press the button, the faster we create a fix

Add a possible fix

Please authorize to post fix