How To Fix WZ339 - Parameter error

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 339

• Message text: Parameter error

Self-Explanatory Message

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• What is the cause and solution for SAP error message WZ339 - Parameter error ?

  SAP Error Message: WZ339 - Parameter error
  
  Cause:
  The error message WZ339 Parameter error typically occurs in SAP when a function module, report, or transaction receives an incorrect or missing parameter. This can happen due to:
  
  Incorrect or missing input values passed to a program or function.
  Inconsistent or invalid data in the parameters.
  Custom code or user exits passing wrong parameters.
  Issues in variant or selection screen parameters.
  Incorrect configuration or master data leading to parameter mismatch.
  
  
  Solution:
  To resolve the WZ339 Parameter error, follow these steps:
  
  
  Check the Parameters Passed:
  
  Review the input parameters for the transaction or program causing the error.
  Ensure all mandatory parameters are provided and have valid values.
  
  
  
  Debug the Program:
  
  Use the SAP debugger to trace where the error occurs.
  Identify which parameter is causing the issue and why it is invalid.
  
  
  
  Review Custom Code or Enhancements:
  
  If the error occurs in a custom development or user exit, check the code for parameter handling.
  Correct any logic that passes incorrect or incomplete parameters.
  
  
  
  Verify Configuration and Master Data:
  
  Check related configuration settings or master data that might influence parameter values.
  Correct any inconsistencies or missing data.
  
  
  
  Check Variant or Selection Screen Settings:
  
  If the error occurs during report execution, verify the variant or selection screen parameters.
  Adjust or recreate the variant if necessary.
  
  
  
  Consult SAP Notes:
  
  Search for SAP Notes related to message WZ339 for specific fixes or patches.
  
  
  
  
  Related Information:
  
  Message Class: WZ (often related to Logistics or specific modules depending on context)
  Common Contexts: This error can appear in various modules such as Logistics Execution, Warehouse Management, or custom developments.
  Transaction Codes: The error might appear in transactions involving parameter passing like report executions, function module calls, or batch jobs.
  Debugging Tips: Use transaction SE91 to look up the message text and class, and SE80 or SE38 to find the program or function module where the message is raised.
  
  
  If you provide the exact transaction or program where the error occurs, I can help with more specific guidance.