How To Fix E9870 - Internal error: Entry of parameters &1 & &2 in func. mod. &3 not allowed

E9870 - Overview

• Message type: E = Error

• Message class: E9 - General IS-U Error Messages

• Message number: 870

• Message text: Internal error: Entry of parameters &1 & &2 in func. mod. &3 not allowed

What causes this issue?

The function module you specified was called.

System Response

You cannot transfer both the parameters specified to the function
module.

How to fix this error?

Note the following:
The message text and message number
The name of the internal table and the name of the module/form
The transaction/report
The entries that led to this error
INCLUDE ISU_SAP OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

E9870 - Details

• The SAP error message E9870 indicates an internal error related to the entry of parameters in a function module. This error typically arises when there is an issue with the way parameters are being passed to a function module, which can be due to various reasons such as incorrect data types, missing parameters, or issues with the function module itself.
  
  Cause:
  
  Incorrect Parameter Types: The parameters being passed to the function module do not match the expected data types.
  Missing Parameters: Required parameters are not being provided when calling the function module.
  Function Module Restrictions: The function module may have specific restrictions on how parameters can be used or passed.
  Custom Code Issues: If the function module is a custom one, there may be issues in the implementation that lead to this error.
  SAP Notes: There may be known issues with the specific version of the function module that have been documented in SAP Notes.
  
  
  Solution:
  
  Check Parameter