How To Fix SWF_RUN581 - Unable to set exception (enqueue error)

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_RUN - Workflow Runtime System

• Message number: 581

• Message text: Unable to set exception (enqueue error)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_RUN581 - Unable to set exception (enqueue error) ?

  The SAP error message SWF_RUN581, which states "Unable to set exception (enqueue error)," typically occurs in the context of workflow processing. This error indicates that there is an issue with the enqueue mechanism, which is responsible for managing locks on objects in the SAP system. When a workflow attempts to set an exception, it may encounter a problem if the required lock cannot be obtained.
  Causes:
  
  Lock Conflicts: Another process may already hold a lock on the object that the workflow is trying to access, leading to a conflict.
  System Performance Issues: High system load or performance issues can lead to delays in acquiring locks, resulting in enqueue errors.
  Database Issues: Problems with the database or the underlying infrastructure can also lead to enqueue errors.
  Configuration Issues: Incorrect configuration of the workflow or the underlying business objects may lead to issues when trying to set exceptions.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. If you find locks that are no longer needed, you can delete them (ensure that you have the necessary authorizations and that it is safe to do so).
  Review Workflow Configuration: Ensure that the workflow is correctly configured and that all necessary objects are properly defined.
  Monitor System Performance: Use transaction codes like ST22 (dump analysis) and SM21 (system log) to check for any performance issues or errors that may be affecting the system.
  Increase System Resources: If the system is under heavy load, consider increasing the resources available to the SAP system (e.g., CPU, memory).
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SWI1 (Work Item Selection), SWI2_FREQ (Work Item Frequency), and SWI2_DURA (Work Item Duration) to monitor and analyze workflow instances.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to diagnose and resolve the SWF_RUN581 error in your SAP system.