How To Fix AQ016 - Use a unique name

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 016

• Message text: Use a unique name

What causes this issue?

The name you entered has already been used for another entry in the
advanced function pool. Since this name appears in the F4 help for the
additional function pool when a query is executed, all names within the
additional function pool must be unique.

System Response

Warnung

How to fix this error?

Please change the text entered in the name field or proceed if you so
desire.

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 AQ016 - Use a unique name ?

  The SAP error message AQ016 ("Use a unique name") typically occurs when you are trying to create or modify an object (such as a table, view, or other database objects) in the SAP system, and the name you have chosen is already in use by another object. This can happen in various contexts, such as when defining database tables, views, or other entities in the ABAP Dictionary.
  Cause:
  
  Duplicate Name: The most common cause of this error is that the name you are trying to use for your object is already taken by another object in the same namespace.
  Namespace Conflicts: If you are working in a development environment, there may be conflicts with objects created by other developers or standard SAP objects.
  Incorrect Object Type: Sometimes, the error can arise if you are trying to create an object of a type that has a reserved name or is not allowed in the current context.
  
  Solution:
  
  Choose a Unique Name: The simplest solution is to select a different name for your object that is not already in use. You can check the existing objects in the relevant namespace to ensure uniqueness.
  Check Object Types: Make sure that the name you are trying to use is appropriate for the type of object you are creating. For example, certain naming conventions may apply to tables, views, or other database objects.
  Use Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to search for existing objects and verify their names.
  Namespace Management: If you are working in a custom namespace, ensure that you are following the naming conventions and that your object names do not conflict with standard SAP objects or other custom objects.
  
  Related Information:
  
  Naming Conventions: Familiarize yourself with SAP's naming conventions for different object types. This can help you avoid conflicts and ensure that your object names are compliant with SAP standards.
  Development Guidelines: Follow your organization's development guidelines for naming and managing objects in the SAP system to minimize the risk of encountering this error.
  Documentation: Refer to SAP documentation or community forums for additional insights and examples related to this error message.
  
  If you continue to experience issues after trying these solutions, consider reaching out to your SAP Basis or development team for further assistance.