How To Fix RSAR176 - Source system has same name as BW

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 176

• Message text: Source system has same name as BW

What causes this issue?

Source system name &V1& is already being used as a name for the BW.
However, the logical name is a unique name for a system in a system
landscape.

System Response

It is not possible to create the source system.

How to fix this error?

Rename either the BW or the source system. Carry out the function again.

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 RSAR176 - Source system has same name as BW ?

  The SAP error message RSAR176 indicates that there is a conflict in the naming of the source system in the SAP BW (Business Warehouse) environment. Specifically, it means that the source system you are trying to configure or connect to has the same name as the BW system itself. This can lead to confusion and issues in data extraction and loading processes.
  Cause:
  The primary cause of this error is that the source system you are trying to define in BW has the same name as the BW system. In SAP BW, each source system must have a unique identifier to avoid conflicts and ensure proper data flow.
  Solution:
  To resolve the RSAR176 error, you need to rename the source system to ensure it has a unique name that does not conflict with the BW system name. Here are the steps to do this:
  
  
  Identify the Source System: Determine which source system is causing the conflict. This is typically done in the SAP BW system under the "Source Systems" section.
  
  
  Rename the Source System:
  
  Go to the SAP BW system.
  Navigate to the "Source Systems" area (Transaction code: RSA1).
  Locate the source system that has the same name as the BW system.
  Change the name of the source system to a unique name that does not conflict with the BW system name.
  
  
  
  Save Changes: After renaming the source system, save your changes.
  
  
  Test the Connection: After renaming, test the connection to ensure that the source system is now recognized correctly by the BW system.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) for managing source systems.
  Documentation: Refer to SAP documentation for detailed steps on managing source systems in BW.
  System Landscape: Ensure that your system landscape is well-documented to avoid naming conflicts in the future.
  Best Practices: When setting up new source systems, use a naming convention that clearly distinguishes between different systems to prevent similar issues.
  
  By following these steps, you should be able to resolve the RSAR176 error and successfully configure your source systems in SAP BW.