How To Fix RPUGEN004 - FM &1 called with invalid input parameters (&2 = &3)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 004

• Message text: FM &1 called with invalid input parameters (&2 = &3)

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.
Programmkorrektur beheben.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RPUGEN004 - FM &1 called with invalid input parameters (&2 = &3) ?

  The SAP error message RPUGEN004 indicates that a function module (FM) was called with invalid input parameters. The message format is as follows:
  
  &1: Name of the function module that was called.
  &2: Name of the parameter that is invalid.
  &3: The value of the invalid parameter.
  
  Cause
  This error typically occurs when:
  
  The function module is expecting certain input parameters that are either missing or incorrectly formatted.
  The data type of the input parameters does not match the expected data type defined in the function module.
  The values provided for the parameters are outside the acceptable range or violate business logic constraints.
  
  Solution
  To resolve the error, you can take the following steps:
  
  
  Check Function Module Documentation: Review the documentation for the function module specified in the error message. Ensure that you understand the expected input parameters and their data types.
  
  
  Validate Input Parameters: 
  
  Ensure that all required parameters are being passed to the function module.
  Check the data types of the parameters to ensure they match what the function module expects.
  Validate the values being passed to ensure they are within acceptable ranges and conform to any business rules.
  
  
  
  Debugging: If you have access to the ABAP development environment, you can set breakpoints in the code where the function module is called. This will allow you to inspect the values of the parameters being passed at runtime.
  
  
  Consult with Colleagues or SAP Support: If you are unable to resolve the issue, consider reaching out to colleagues who may have experience with the function module or contact SAP support for assistance.
  
  
  Check for Updates or Notes: Sometimes, SAP releases notes or updates that address specific issues with function modules. Check the SAP Support Portal for any relevant notes.
  
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Builder) to view the function module and its parameters.
  ABAP Debugger: Use the ABAP debugger to step through the code and examine the values being passed to the function module.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.