How To Fix EHPRC_RCS_XPRA012 - Duplicate primary key &1 in table &2 for table &3

SAP Error Message - Details

• Message type: E = Error

• Message class: EHPRC_RCS_XPRA - RCS: Messages for data conversion report (XPRA)

• Message number: 012

• Message text: Duplicate primary key &1 in table &2 for table &3

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 EHPRC_RCS_XPRA012 - Duplicate primary key &1 in table &2 for table &3 ?

  The SAP error message EHPRC_RCS_XPRA012 Duplicate primary key &1 in table &2 for table &3 typically indicates that there is a violation of the primary key constraint in a database table during a data migration or update process. This error occurs when the system attempts to insert or update a record in a table, but finds that the primary key value already exists, which violates the uniqueness requirement of the primary key.
  Cause:
  
  Data Duplication: The most common cause is that there are duplicate entries in the source data that are being migrated or updated. This can happen if the data was not properly cleaned or validated before the migration.
  Incorrect Data Migration Logic: If the logic used to migrate or transform data does not account for existing records, it may attempt to insert duplicates.
  Concurrent Processes: If multiple processes are trying to insert or update the same records simultaneously, it can lead to primary key violations.
  Configuration Issues: Sometimes, configuration settings in the SAP system may lead to unexpected behavior during data processing.
  
  Solution:
  
  
  Identify Duplicates: Use SQL queries or SAP tools to identify the duplicate entries in the source data. You can check the table mentioned in the error message (&2 and &3) for duplicates based on the primary key (&1).
  Example SQL query:
  SELECT primary_key_column, COUNT(*)
  FROM table_name
  GROUP BY primary_key_column
  HAVING COUNT(*) > 1;
  
  
  Data Cleanup: Once duplicates are identified, you will need to clean up the data. This may involve:
  
  Deleting duplicate records.
  Merging records if necessary.
  Ensuring that the data being migrated is unique.
  
  
  
  Adjust Migration Logic: If the error occurs during a migration process, review the migration logic to ensure it handles existing records correctly. You may need to implement checks to avoid inserting duplicates.
  
  
  Locking Mechanisms: If concurrent processes are causing the issue, consider implementing locking mechanisms or transaction controls to prevent simultaneous updates to the same records.
  
  
  Consult Documentation: Check SAP notes or documentation related to the specific transaction or process you are working with. There may be known issues or patches available.
  
  
  Testing: After making changes, thoroughly test the migration or update process in a development or test environment before applying it to production.
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide guidance on handling data migration issues.
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and others that can help you analyze and manage database tables.
  Backup: Always ensure that you have a backup of your data before performing any cleanup or migration activities to prevent data loss.
  
  By following these steps, you should be able to resolve the EHPRC_RCS_XPRA012 error and ensure that your data migration or update process runs smoothly.