How To Fix SWF_EXP_001121 - Argument '&2' of additional specification '&1' is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 121

• Message text: Argument '&2' of additional specification '&1' is invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001121 - Argument '&2' of additional specification '&1' is invalid ?

  The SAP error message SWF_EXP_001121 indicates that there is an issue with the arguments provided in a workflow specification. Specifically, it states that the argument &2 of the additional specification &1 is invalid. This error typically arises in the context of SAP Business Workflow when there is a problem with the configuration or the data being passed to a workflow.
  Causes:
  
  Invalid Argument Value: The argument specified may not conform to the expected format or value range. This could be due to incorrect data types or values that do not exist in the system.
  Configuration Issues: The workflow might be incorrectly configured, leading to the passing of invalid parameters.
  Missing or Incomplete Data: Required data for the workflow execution might be missing or incomplete, causing the workflow to fail when it tries to access it.
  Changes in Data Model: If there have been recent changes to the underlying data model or business logic, it may lead to inconsistencies that trigger this error.
  
  Solutions:
  
  Check Workflow Configuration: Review the workflow configuration to ensure that all parameters and arguments are correctly defined and valid.
  Validate Input Data: Ensure that the data being passed to the workflow is valid and meets the expected criteria. This includes checking for data types, value ranges, and existence of referenced objects.
  Debugging: Use the workflow log and debugging tools in SAP to trace the execution of the workflow and identify where the invalid argument is being generated.
  Review Changes: If there have been recent changes to the system (e.g., updates, new implementations), review those changes to see if they might have affected the workflow.
  Consult Documentation: Refer to SAP documentation or notes related to the specific workflow or transaction to see if there are known issues or additional configuration steps required.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Selection - Frequency) to monitor and analyze workflow instances.
  Workflow Logs: Check the workflow logs for more detailed error messages that can provide additional context about the failure.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide patches and updates.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.