How To Fix RSAR817 - You cannot rename the system; SAP or BW source systems still exist

RSAR817 - Overview

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 817

• Message text: You cannot rename the system; SAP or BW source systems still exist

What causes this issue?

You can only change the logical system name &V1& of this BW if no source
system of type SAP or SAP BW is connected.

System Response

How to fix this error?

Delete all source systems of type SAP and SAP BW. You can then change
the name of the system.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR817 - You cannot rename the system; SAP or BW source systems still exist ?

  The SAP error message RSAR817 indicates that you are attempting to rename a system in the SAP BW (Business Warehouse) environment, but the system cannot be renamed because there are still existing SAP or BW source systems associated with it. This is a common issue when trying to change the system name in the BW system landscape.
  
  Cause:
  The error occurs because the system you are trying to rename is still linked to one or more source systems. In SAP BW, source systems are the systems from which data is extracted. If there are active connections or dependencies on the source systems, the renaming process cannot proceed.
  
  Solution:
  To resolve this issue, you need to follow these steps:
  
  
  Identify Source Systems: 
  
  Go to the transaction code RSA1 (Data Warehousing Workbench).
  Navigate to the "Source Systems" section and check for any existing connections to the system you are trying to rename.
  
  
  
  Remove or Update Source System Connections:
  
  If you