Trying to use celery for the first time on Heroku in a Dash 2.0 app to run a long-running function. I think my Procfile is incorrect but I am not sure what it should be. I am using a multi page app structure. My app.py contains my app variable and is where I register the long callback manager. Pro…

Dash 2.0 + Celery, Heroku Procfile config to register long_callback? - Error: Received unregistered task of type 'long_callback_[hash]'

mp252 February 22, 2022, 3:22pm 6

@chriddyp Was there any resolution to this, I have exactly the same problem. I also agree with @caseguide that something is happening with the memory limits being exceeded.

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Dash 2.0 + Celery, Heroku Procfile config to register long_callback? - Error: Received unregistered task of type 'long_callback_[hash]'

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