How To Fix WL074 - Application Error: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 074

• Message text: Application Error: &1

What causes this issue?

The execution of the transactional RFC failed due to an unexpected
error. There can be several root causes for these kind of errors e.g.
ABAP Runtime Error
Execution of MESSAGE statement
..
In most cases the problem is caused by issues during the execution of
application logic. Application logic can be invoked from the workflow
runtime using
Method of a business object
Exit classes
Callback classes
The destination with the name <ZH>&V2&</> is used for this transaction.

System Response

The tRFC transaction was rolled back. The tRFC entry (SM58) is set to an
error state.

How to fix this error?

Please analyze the issue using the transaction ST22 and correct the
problem within the code. After the correction the tRFC must be restarted
with transaction SM58.

Procedure for System Administrators

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Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WL074 - Application Error: &1 ?

  The SAP error message WL074, which states "Application Error: &1," is a generic error message that indicates an issue occurred during the execution of a workflow. The "&1" placeholder typically represents a specific error code or message that can provide more context about the underlying issue.
  Possible Causes:
  
  Workflow Configuration Issues: There may be a misconfiguration in the workflow definition or the associated tasks.
  Authorization Problems: The user executing the workflow may not have the necessary authorizations to perform certain actions.
  Data Issues: The data being processed by the workflow might be incomplete, incorrect, or not in the expected format.
  System Errors: There could be underlying system issues, such as database connectivity problems or system resource limitations.
  Custom Code Errors: If there are custom enhancements or modifications in the workflow, they might be causing the error.
  
  Solutions:
  
  Check Workflow Logs: Review the workflow logs for more detailed error messages. You can access these logs through transaction code SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Overview).
  Review Workflow Configuration: Ensure that the workflow is correctly configured, including all steps, agents, and conditions.
  Check Authorizations: Verify that the user has the necessary authorizations to execute the workflow and access the required data.
  Validate Input Data: Ensure that all data being processed by the workflow is complete and valid.
  Debug Custom Code: If there are custom enhancements, debug the code to identify any issues that may be causing the error.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWI1, SWI2_FREQ, and SWI6 (Workflow Log) for monitoring and troubleshooting workflows.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  SAP Support: If the issue persists and cannot be resolved, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to diagnose and resolve the WL074 error in your SAP environment.