How To Fix 2Q030 - Domain link cannot have a controller with the same name

2Q030 - Overview

• Message type: E = Error

• Message class: 2Q - TMS Service Message Class

• Message number: 030

• Message text: Domain link cannot have a controller with the same name

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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Smart SAP Assistant

• What is the cause and solution for SAP error message 2Q030 - Domain link cannot have a controller with the same name ?

  The SAP error message 2Q030 indicates that there is a conflict in the naming of a controller within a domain link. This typically occurs in the context of SAP's data modeling or configuration, particularly when working with domain links in the context of SAP BW (Business Warehouse) or SAP HANA.
  
  Cause:
  The error arises when you attempt to create or modify a domain link that references a controller (such as a data source or a transformation) that has the same name as the domain link itself. In SAP, each object must have a unique identifier, and having two objects with the same name can lead to confusion and conflicts in processing.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Naming Conventions: Review the names of the controllers and domain links you are working with. Ensure that no two objects share the same name.
  
  
  Rename the Controller or Domain Link: If you find