How To Fix SWF_RUN520 - Error in structure persistence - reference element & already exists

SWF_RUN520 - Overview

• Message type: E = Error

• Message class: SWF_RUN - Workflow Runtime System

• Message number: 520

• Message text: Error in structure persistence - reference element & already exists

What causes this issue?

The structure persistence saves recorded structures in separate tables.
A reference element is created in the workflow container for this
purpose.
The creation of the reference element returns an error since there is
already an element with this name in the container.

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?

Change the name of the container element that the structure receives in
the workflow definition. Do not use any more than 27 characters for the
name.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

SWF_RUN520 - Details

• The SAP error message SWF_RUN520, which states "Error in structure persistence - reference element & already exists," typically occurs in the context of workflow management in SAP. This error indicates that there is an issue with the persistence of workflow data, specifically that a reference element (such as a workflow instance or a task) is trying to be created or updated in a way that conflicts with an existing entry.
  Causes:
  
  Duplicate Entries: The most common cause is that there is an attempt to create a new workflow instance or task that has the same identifier as an existing one.
  Data Consistency Issues: There may be inconsistencies in the database or in the workflow definitions that lead to conflicts.
  Incorrect Workflow Configuration: Misconfiguration in the workflow settings or parameters can lead to this error.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific versions of the software.
  
  Solutions:
  
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