How To Fix KLSI026 - Object number &1 is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: KLSI - Error Message for Management of Collateral Provision

• Message number: 026

• Message text: Object number &1 is not unique

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 KLSI026 - Object number &1 is not unique ?

  The SAP error message KLSI026, which states "Object number &1 is not unique," typically occurs in the context of SAP Controlling (CO) when there is an issue with the uniqueness of an object number in the system. This error can arise in various scenarios, such as when dealing with cost centers, internal orders, or other controlling objects.
  Cause:
  The error indicates that the object number you are trying to use is not unique within the system. This can happen due to several reasons:
  
  Duplicate Entries: There may be multiple entries in the database for the same object number, which violates the uniqueness constraint.
  Incorrect Configuration: The configuration settings for the object type may not be set up correctly, leading to conflicts.
  Data Migration Issues: If data has been migrated from another system, it may have introduced duplicates or inconsistencies.
  User Input Error: The user may have mistakenly entered an object number that already exists.
  
  Solution:
  To resolve the KLSI026 error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like SE16 or SE11 to access the relevant database tables (e.g., CSKS for cost centers, COEP for line items) and search for the object number in question.
  Identify if there are indeed duplicate entries for the object number.
  
  
  
  Correct the Data:
  
  If duplicates are found, determine which entry is valid and remove or correct the duplicates as necessary.
  If the duplicates are a result of a data migration, consider running a cleanup process to ensure data integrity.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the object type in question to ensure that they are set up correctly.
  Ensure that the number ranges for the object types are properly defined and do not overlap.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific object type to understand any additional constraints or requirements.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KS01 (Create Cost Center), KO01 (Create Internal Order), etc., to manage the objects in question.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  System Logs: Review system logs for additional context or related error messages that may provide more insight into the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the KLSI026 error in your SAP system.