How To Fix SWF_HTTP066 - No suitable launch handler entry maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_HTTP - Web Services in the Workflow: Server Functions

• Message number: 066

• Message text: No suitable launch handler entry maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_HTTP066 - No suitable launch handler entry maintained ?

  The SAP error message SWF_HTTP066 indicates that there is no suitable launch handler entry maintained for the specified workflow. This error typically occurs when a workflow is triggered, but the system cannot find the appropriate handler to process the request.
  Cause:
  
  Missing Launch Handler: The most common cause is that the workflow definition does not have a corresponding launch handler defined in the system.
  Incorrect Configuration: The configuration for the workflow or the launch handler may be incorrect or incomplete.
  Transport Issues: If the workflow was transported from one system to another, the launch handler might not have been included in the transport.
  Authorization Issues: The user may not have the necessary authorizations to execute the workflow.
  
  Solution:
  
  
  Check Workflow Definition:
  
  Go to the workflow definition in transaction SWDD (Workflow Builder) and ensure that the workflow is correctly defined and activated.
  Verify that the workflow has a launch handler defined.
  
  
  
  Maintain Launch Handler:
  
  Use transaction SWFVISU to maintain the launch handler entries.
  Ensure that the appropriate launch handler is assigned to the workflow.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the workflow and the launch handler to ensure they are correct.
  Make sure that the necessary parameters are set up properly.
  
  
  
  Transport Check:
  
  If the workflow was transported, check the transport request to ensure that all necessary objects, including the launch handler, were included.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the workflow has the necessary authorizations. You can check this using transaction SU53 after the error occurs to see if there are any authorization issues.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the workflow to identify where the failure occurs. You can use transaction SWI1 to monitor workflow instances and see if there are any additional error messages.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SWDD: Workflow Builder
  SWFVISU: Maintain Launch Handlers
  SWI1: Work Item Selection
  SWI2_FREQ: Work Item Selection for Recurrent Workflows
  SWI2_DURA: Work Item Selection for Duration-Based Workflows
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message. You can search for notes in the SAP Support Portal.
  
  
  Documentation: Refer to the SAP Help Portal for documentation on workflows and launch handlers for more detailed guidance.
  
  
  By following these steps, you should be able to resolve the SWF_HTTP066 error and ensure that your workflows can be executed successfully.