Message type: E = Error
Message class: WK - BPT: Messages integr. inbox
Message number: 021
Message text: Substitution ended
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WK021
- Substitution ended ?Certainly! Here's a detailed explanation regarding the SAP error message WK021 - Substitution ended: SAP Error Message: WK021 - Substitution ended Message Text: Substitution ended Cause The message WK021 occurs during workflow processing in SAP when a substitution rule has been executed and the substitution process has ended. This message is informational and indicates that the system has completed the substitution of an agent (user) in a workflow step. In SAP Workflow, substitution is a mechanism that allows one user to act on behalf of another user, typically when the original user is unavailable (e.g., on leave). The system checks substitution rules to find an alternate agent to process a workflow task. The message WK021 is triggered when the substitution logic finishes its execution, either because: A valid substitute user was found and assigned. No substitute was found, and the substitution process ended without assignment. The substitution rule logic has completed its evaluation. This message is often logged in the workflow
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