How To Fix /IWWRK/MC_WF_RT_IB014 - Error when calling custom handler &1, custom handler not executed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWWRK/MC_WF_RT_IB -

• Message number: 014

• Message text: Error when calling custom handler &1, custom handler not executed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWWRK/MC_WF_RT_IB014 - Error when calling custom handler &1, custom handler not executed ?

  The SAP error message /IWWRK/MC_WF_RT_IB014 indicates that there is an issue with a custom handler in the workflow process. This error typically occurs when the system attempts to call a custom handler (a user-defined function or method) during the execution of a workflow, but the handler is not executed successfully. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Custom Handler Not Defined: The custom handler specified in the workflow is not defined or is incorrectly configured in the system.
  Authorization Issues: The user executing the workflow may not have the necessary authorizations to execute the custom handler.
  Syntax Errors: There may be syntax errors or exceptions in the custom handler code that prevent it from executing.
  Missing Dependencies: The custom handler may depend on other objects (like classes, methods, or function modules) that are missing or not activated.
  Incorrect Workflow Configuration: The workflow itself may be incorrectly configured, leading to the failure of the custom handler call.
  
  Solutions:
  
  
  Check Custom Handler Definition:
  
  Verify that the custom handler is correctly defined in the workflow configuration.
  Ensure that the handler name is spelled correctly and matches the implementation.
  
  
  
  Review Authorizations:
  
  Check the authorization of the user executing the workflow. Ensure that they have the necessary permissions to execute the custom handler.
  
  
  
  Debug the Custom Handler:
  
  Use the ABAP debugger to step through the custom handler code to identify any runtime errors or exceptions.
  Look for any syntax errors or logical issues in the code.
  
  
  
  Check Dependencies:
  
  Ensure that all dependencies required by the custom handler are available and activated in the system.
  
  
  
  Review Workflow Configuration:
  
  Double-check the workflow configuration to ensure that all steps and handlers are correctly set up.
  Validate the workflow definition and make sure it is active.
  
  
  
  Check Logs:
  
  Review the workflow logs and system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the failure.
  
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SWI1 (Work Item Selection) and SWI2_DIAG (Work Item Diagnosis) to analyze workflow instances and diagnose issues.
  Workflow Monitoring: Utilize the workflow monitoring tools in SAP to track the execution of workflows and identify where the failure occurs.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues related to this error message.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance based on your specific environment and configuration.