How To Fix DS018 - & already exists; choose another name

DS018 - Overview

• Message type: E = Error

• Message class: DS - Messages for Editing Text Elements in ABAP Programs

• Message number: 018

• Message text: & already exists; choose another name

What causes this issue?

You attempted to create a program, but used a name which already exists
in the program directory.

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?

If you want to create a new program, choose a new name.
If you want to change the existing program, choose the relevant
sub-object.

Error message extract from SAP system. Copyright SAP SE.

DS018 - Details

• The SAP error message DS018 typically indicates that there is an attempt to create an object (such as a DataStore Object, InfoObject, or other data-related entities) with a name that already exists in the system. This error is common in SAP BW (Business Warehouse) or SAP HANA environments when there is a naming conflict.
  
  Cause:
  
  Duplicate Name: The most straightforward cause is that the name you are trying to use for the new object is already taken by another object in the same namespace.
  Namespace Conflicts: If you are working in a multi-client environment or have multiple developers, there may be conflicts in naming conventions.
  Transport Issues: Sometimes, objects may exist in the transport layer but not yet be visible in the development environment, leading to confusion.
  
  
  Solution:
  
  Choose a Different Name: The simplest solution is to select a different name for the object you are trying to create. Ensure that the new name adheres to