How To Fix 8B861 - & entries with identical primary keys found

SAP Error Message - Details

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 861

• Message text: & entries with identical primary keys found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 8B861 - & entries with identical primary keys found ?

  The SAP error message 8B861 typically indicates that there are entries with identical primary keys found in a database table. This situation can occur in various contexts, such as during data uploads, migrations, or when performing certain operations that require unique keys.
  Cause:
  
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the database table that should have unique primary keys. This can happen due to:
  
  Incorrect data uploads or migrations.
  Data corruption.
  Manual data entry errors.
  
  
  
  Configuration Issues: Sometimes, the configuration of the system or the way the data is structured can lead to conflicts in primary keys.
  
  
  Concurrency Issues: If multiple processes are trying to insert or update records simultaneously, it may lead to duplicate primary keys being generated.
  
  
  Solution:
  
  
  Identify Duplicates: Use SQL queries or SAP transaction codes (like SE16 or SE11) to identify the duplicate entries in the relevant table. You can run a query to find duplicates based on the primary key fields.
  Example SQL query:
  SELECT primary_key_field, COUNT(*)
  FROM your_table
  GROUP BY primary_key_field
  HAVING COUNT(*) > 1;
  
  
  Remove or Correct Duplicates: Once you have identified the duplicates, you will need to either:
  
  Delete the duplicate entries if they are not needed.
  Correct the data to ensure that each entry has a unique primary key.
  
  
  
  Check Data Uploads: If the error occurred during a data upload, review the data file for duplicates before uploading. Implement checks to prevent duplicates from being uploaded in the future.
  
  
  Review Configuration: Ensure that the configuration of the system allows for unique primary keys and that there are no issues with the way the data is structured.
  
  
  Implement Concurrency Control: If the issue is related to concurrent processes, consider implementing locking mechanisms or transaction controls to prevent simultaneous inserts that could lead to duplicates.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), or SE78 (SAP ArchiveLink) to investigate the database tables and entries.
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions and workarounds for common errors.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to resolve the error message 8B861 and ensure that your database maintains the integrity of unique primary keys.