How To Fix RE906 - Session "WF history" does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: RE - Earmarked funds

• Message number: 906

• Message text: Session "WF history" does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RE906 - Session "WF history" does not exist ?

  The SAP error message RE906, which states "Session 'WF history' does not exist," typically occurs in the context of workflow processing in SAP. This error indicates that the system is unable to find the specified workflow history session, which can happen for several reasons.
  Causes:
  
  Session Deletion: The workflow history session may have been deleted or not created properly.
  Incorrect Session Name: The session name specified in the transaction or program may be incorrect.
  Authorization Issues: The user may not have the necessary authorizations to access the workflow history.
  System Configuration: There may be issues with the configuration of the workflow system or the relevant components.
  Technical Issues: There could be underlying technical issues, such as database inconsistencies or system errors.
  
  Solutions:
  
  Check Session Name: Verify that the session name "WF history" is correct and that it exists in the system. You can do this by checking the relevant transaction or program that is trying to access the session.
  Recreate the Session: If the session has been deleted, you may need to recreate it. This can often be done by re-triggering the workflow or using specific transaction codes related to workflow management.
  Authorization Check: Ensure that the user has the necessary authorizations to access workflow history. You may need to consult with your SAP security team to verify and adjust user roles and permissions.
  Workflow Configuration: Review the configuration settings for the workflow in transaction SWDD (Workflow Builder) or SWI1 (Work Item Selection). Ensure that everything is set up correctly.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches or updates that could resolve the issue.
  Technical Support: If the issue persists, consider reaching out to SAP support or your internal IT support team for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWI1 (Work Item Selection), SWI2_FREQ (Work Item Selection - Frequency), and SWDD (Workflow Builder) for managing workflows.
  Workflow Monitoring: Use transaction SWI1 to monitor workflow instances and check their statuses.
  SAP Documentation: Refer to the official SAP documentation for detailed information on workflow management and troubleshooting.
  
  By following these steps, you should be able to diagnose and resolve the RE906 error in your SAP system.