How To Fix XE026 - Function module &1: default value '&2' used

XE026 - Overview

• Message type: E = Error

• Message class: XE - Express Delivery Company Interface

• Message number: 026

• Message text: Function module &1: default value '&2' used

What causes this issue?

Function module &V1& could not determine any data, which is why default
value &V2& was copied.

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?

Procedure for System Administrators

You can set the <LS>Copy standard value</> <DS:DE.XSIERR>option</>.

Error message extract from SAP system. Copyright SAP SE.

XE026 - Details

• The SAP error message XE026 indicates that a function module is using a default value for a parameter instead of a value that was expected or provided. This typically occurs when a parameter is not explicitly passed to the function module, and the system resorts to using a predefined default value.
  
  Cause:
  
  Missing Parameter: The function module is called without providing all the required parameters, leading to the use of default values.
  Incorrect Function Call: The function module might be called incorrectly, or the parameters might not be aligned with the expected input.
  Parameter Configuration: The function module may have been designed to use default values for certain parameters, which can lead to unexpected behavior if the defaults are not suitable for the current context.
  
  
  Solution:
  
  Check Function Module Call: Review the code where the function module is called. Ensure that all required parameters are being passed correctly.
  Review Parameter Documentation: Look at the documentation for the