How To Fix ADT_TTYP016 - Unique

SAP Error Message - Details

• Message type: E = Error

• Message class: ADT_TTYP - ADT Table Type Editor

• Message number: 016

• Message text: Unique

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 ADT_TTYP016 - Unique ?

  The SAP error message ADT_TTYP016 typically indicates that there is a uniqueness violation in the context of data types or structures in the ABAP Dictionary. This error often arises when you attempt to create or modify a data type, structure, or table that has a name that already exists in the system.
  Cause:
  
  Duplicate Name: The most common cause of this error is that you are trying to create a new data type or structure with a name that already exists in the ABAP Dictionary.
  Namespace Issues: If you are working in a specific namespace, there might be conflicts with existing objects in that namespace.
  Transport Issues: Sometimes, if you are working in a transport environment, objects may exist in the transport request that are not yet visible in the development environment.
  
  Solution:
  
  Check Existing Objects: Before creating a new data type or structure, check the ABAP Dictionary (transaction SE11) to see if an object with the same name already exists.
  Rename the Object: If a duplicate is found, consider renaming your new data type or structure to something unique.
  Use a Different Namespace: If applicable, use a different namespace for your new object to avoid conflicts.
  Transport Request: If you suspect that the issue is related to transport requests, ensure that all relevant objects are properly imported and that there are no pending changes that could cause conflicts.
  Check for Active Objects: Ensure that there are no active objects in the system that might be causing the conflict. You can do this by checking the object status in the ABAP Dictionary.
  
  Related Information:
  
  Transaction Codes: Use transaction SE11 (Data Dictionary) to view and manage data types and structures.
  ABAP Development Tools: If you are using ADT (ABAP Development Tools) in Eclipse, ensure that your workspace is synchronized with the SAP system.
  Documentation: Refer to SAP Help documentation for more details on naming conventions and object management in the ABAP Dictionary.
  
  If the problem persists after checking for duplicates and renaming, consider reaching out to your SAP Basis or development team for further assistance, as they may have additional insights into the system's configuration and object management.