How To Fix RPUGEN002 - FM &1 called with wrong or missing input parameter values

SAP Error Message - Details

• Message type: E = Error

• Message class: RPUGEN - General Error Messages in Procurement (ISR)

• Message number: 002

• Message text: FM &1 called with wrong or missing input parameter values

What causes this issue?

An internal error occurred.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE ISR_SYSTEMFEHLER OBJECT DOKU ID TX

Procedure for System Administrators

Wrong or incomplete input parameters of a function module were passed
on. The error can only be rectified by a program correction.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RPUGEN002 - FM &1 called with wrong or missing input parameter values ?

  The SAP error message RPUGEN002 indicates that a function module (FM) was called with incorrect or missing input parameter values. This error typically occurs in the context of payroll processing or when executing certain reports that rely on function modules to retrieve or process data.
  Cause:
  
  Incorrect Parameter Values: The function module is expecting specific input parameters, and if these are not provided or are incorrect, the error will occur.
  Missing Parameters: If required parameters are not passed to the function module, it will trigger this error.
  Data Issues: There may be issues with the data being processed, such as missing employee records or incorrect payroll data.
  Configuration Issues: Incorrect configuration in the payroll or HR module can lead to this error if the function module relies on specific settings.
  
  Solution:
  
  Check Function Module Documentation: Review the documentation for the specific function module being called to understand the required input parameters and their expected values.
  Debugging: Use the SAP debugger to trace the execution of the program and identify which parameters are being passed to the function module. This can help pinpoint the missing or incorrect values.
  Validate Input Data: Ensure that all necessary data is available and correctly formatted before calling the function module. This includes checking employee records, payroll data, and any other relevant information.
  Review Custom Code: If the function module is being called from custom ABAP code, review the code to ensure that it is correctly populating the input parameters.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error message or related issues.
  Testing: After making changes, test the payroll process or report execution to ensure that the error is resolved.
  
  Related Information:
  
  Function Module Name: The error message includes the name of the function module that is causing the issue (indicated by &1). This can help in identifying the specific module to investigate.
  Transaction Codes: Common transaction codes related to payroll processing include PA30 (Maintain HR Master Data), PC00_MXX_CALC (Payroll Calculation), and others depending on the specific payroll area.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to involve your SAP Basis or ABAP development team for further investigation.