How To Fix ES021 - No process chain exists for this function

ES021 - Overview

• Message type: E = Error

• Message class: ES - ABAP Workbench: Repository Information System

• Message number: 021

• Message text: No process chain exists for this function

What causes this issue?

You attempted to display an event-driven process chain for a function,
but no such chain is assigned to this function.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Choose another function which has a process chain.

Error message extract from SAP system. Copyright SAP SE.

ES021 - Details

• The SAP error message ES021 ("No process chain exists for this function") typically occurs when you are trying to execute a function that requires a process chain, but the system cannot find an associated process chain for that function. This can happen in various contexts, such as when working with data loading, data extraction, or other background processing tasks in SAP BW (Business Warehouse) or SAP BI (Business Intelligence).
  Causes:
  
  Missing Process Chain: The most common cause is that the process chain that is supposed to be linked to the function does not exist or has been deleted.
  Incorrect Configuration: The function may not be correctly configured to point to an existing process chain.
  Authorization Issues: The user executing the function may not have the necessary authorizations to access the process chain.
  Transport Issues: If the process chain was transported from one system to another, it may not have been transported correctly or may not