How To Fix SPXN161 - ABAP name &1 is in customer namespace, use name from SAP namespace

SPXN161 - Overview

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 161

• Message text: ABAP name &1 is in customer namespace, use name from SAP namespace

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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SPXN161 - Details

• The SAP error message SPXN161 indicates that there is a naming conflict in the ABAP namespace. Specifically, it means that you are trying to use an ABAP object (like a function module, class, or program) that is defined in the customer namespace (which typically starts with a "Z" or "Y") when you should be using an object from the SAP namespace.
  
  Cause:
  
  Namespace Conflict: The object you are trying to reference is defined in the customer namespace, but the system expects you to use an object from the SAP namespace.
  Incorrect Object Reference: You may have mistakenly referenced a custom object instead of the standard SAP object.
  Development Guidelines: SAP has specific guidelines regarding the use of namespaces to avoid conflicts between custom developments and standard SAP objects.
  
  
  Solution:
  
  Check Object Name: Verify the name of the ABAP object you are trying to use. Ensure that you are referencing the correct object from the SAP namespace.
  Use