How To Fix /PM0/AB_AT106 - Customizing: Data source/sequence &1/&2 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/AB_AT -

• Message number: 106

• Message text: Customizing: Data source/sequence &1/&2 already exists

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 /PM0/AB_AT106 - Customizing: Data source/sequence &1/&2 already exists ?

  The SAP error message /PM0/AB_AT106 Customizing: Data source/sequence &1/&2 already exists typically occurs in the context of customizing settings in SAP, particularly when dealing with data sources and sequences in the PM (Plant Maintenance) module or similar areas.
  Cause:
  This error indicates that you are trying to create or define a data source or sequence that already exists in the system. The placeholders &1 and &2 in the error message represent the specific identifiers (like the data source name and sequence number) that are causing the conflict.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Entries:
  
  Navigate to the relevant customizing transaction (e.g., SPRO) and check the configuration for data sources and sequences.
  Look for the specific data source and sequence mentioned in the error message. You can use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to query the relevant tables.
  
  
  
  Modify or Delete Existing Entry:
  
  If you find that the data source/sequence already exists and is not needed, you can delete it or modify it as necessary.
  If the existing entry is required, consider using a different identifier for your new entry.
  
  
  
  Review Customizing Documentation:
  
  Ensure that you are following the correct customizing steps as per the SAP documentation or guidelines for your specific version and module.
  
  
  
  Transport Requests:
  
  If you are working in a development environment, ensure that your changes are properly included in a transport request before moving to a quality or production environment.
  
  
  
  Consult with Colleagues:
  
  If you are unsure about the existing entries or the implications of deleting/modifying them, consult with your colleagues or SAP Basis team.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE11 (Data Dictionary), SE16 (Data Browser), and SE78 (SAP ArchiveLink).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  Documentation: Review the SAP Help Portal for detailed documentation on customizing data sources and sequences in the PM module.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.