Unhandled rejection in server logs

In logs on the on-prem installation I’m getting this error messages.

Unhandled rejection NotFound: DeliveryChannel default not found

What could be the cause for this error message?

Hi @lalankarage,

Apologies for the delay in response.

Please let us know after performing which action in the bot, you are observing this error.

Also, please send us a screenshot of the error.

Yoga Ramya