How To Fix SWL_WP039 - No handlers were entered

SAP Error Message - Details

• Message type: E = Error

• Message class: SWL_WP - Message for Workflow in Workplace

• Message number: 039

• Message text: No handlers were entered

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 SWL_WP039 - No handlers were entered ?

  The SAP error message SWL_WP039, which states "No handlers were entered," typically occurs in the context of SAP Workflow. This error indicates that there are no valid workflow handlers defined for the specific workflow task or event that is being processed. Here are some details regarding the cause, potential solutions, and related information:
  Cause:
  
  
  Missing Workflow Handlers: The most common cause of this error is that the workflow task does not have any associated handlers defined in the system. This can happen if the workflow was not properly configured or if the handlers were deleted or not activated.
  
  
  Incorrect Configuration: Sometimes, the workflow configuration might be incorrect, leading to the system not being able to find the appropriate handler.
  
  
  Transport Issues: If the workflow was transported from one system to another, there might be missing components or configurations that were not included in the transport.
  
  
  Solution:
  
  
  Check Workflow Configuration:
  
  Go to the transaction code SWDD (Workflow Builder) and check the specific workflow definition that is causing the error.
  Ensure that the workflow tasks have the appropriate handlers assigned.
  
  
  
  Assign Handlers:
  
  If no handlers are assigned, you can assign them by editing the workflow task in the Workflow Builder.
  Make sure to save and activate the workflow after making changes.
  
  
  
  Review Task Definitions:
  
  Use transaction code PFTC (Task Maintenance) to review the task definitions and ensure that they are correctly set up with the necessary handlers.
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, verify that all necessary objects were included in the transport request.
  You may need to re-transport the missing components or manually configure them in the target system.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the workflow to identify where the process is failing. This can provide insights into why the handlers are not being recognized.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to workflow configuration for additional guidance and best practices.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SWDD: Workflow Builder
  PFTC: Task Maintenance
  SWI1: Work Item Selection
  SWI2_FREQ: Work Item Selection for Recurrent Tasks
  
  
  
  SAP Notes: Check SAP Notes related to workflow issues, as they may provide specific fixes or patches for known problems.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to resolve the SWL_WP039 error and ensure that your workflows are functioning correctly.