How To Fix AH648 - FM &1: do not enter parameters &2 and &3 simultaneously

AH648 - Overview

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 648

• Message text: FM &1: do not enter parameters &2 and &3 simultaneously

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AH648 - FM &1: do not enter parameters &2 and &3 simultaneously ?

  The SAP error message AH648 indicates that there is a conflict in the parameters being passed to a function module (FM). Specifically, it states that you should not enter parameters &2 and &3 simultaneously. This typically occurs when two parameters that are mutually exclusive are being filled at the same time, which is not allowed by the function module's logic.
  
  Cause:
  The error is caused by the following:
  
  The function module you are trying to call has specific rules regarding its parameters. It expects either one parameter or the other, but not both.
  The parameters in question (&2 and &3) are likely designed to provide alternative inputs for the function's processing logic.
  
  
  Solution:
  To resolve this error, you should:
  
  Review the Function Module Documentation: Check the documentation for the specific function module you are using to understand the purpose of the parameters and their expected usage.
  Modify Your Code: Ensure that you are only passing one of the