How To Fix ACO102 - &2 records were changed in table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ACO - Error Messages for Package ACO

• Message number: 102

• Message text: &2 records were changed in table &1

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 ACO102 - &2 records were changed in table &1 ?

  The SAP error message ACO102 indicates that a certain number of records in a specified table have been changed, which can lead to issues such as data inconsistencies or conflicts during processing. This message typically arises in the context of data updates or transactions where multiple users or processes are trying to modify the same data simultaneously.
  Cause:
  
  Concurrent Updates: The most common cause of this error is that multiple users or processes are trying to update the same record in the database at the same time. This can lead to conflicts and inconsistencies.
  Data Locking: If a record is locked by one transaction and another transaction tries to update it, the second transaction may encounter this error.
  Database Triggers: Sometimes, database triggers or other background processes may modify records in a way that conflicts with the current transaction.
  
  Solution:
  
  Retry the Operation: Often, simply retrying the operation after a short delay can resolve the issue, especially if it was caused by a temporary lock.
  Check for Locks: Use transaction codes like SM12 (to check for locks) to see if the record is locked by another user or process. If so, you may need to wait for the lock to be released.
  Review Changes: If you have access to the change logs or audit trails, review the changes made to the records in question to understand what might have caused the conflict.
  Implement Optimistic Locking: If your application allows it, consider implementing optimistic locking strategies where the application checks for changes before committing updates.
  Consult with Basis Team: If the issue persists, it may be necessary to consult with your SAP Basis team to investigate any underlying database issues or to check for any system-wide locks or performance issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM21 (System Log), SM12 (Lock Entries), and ST22 (Dump Analysis) to diagnose issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to the ACO102 error message.
  Documentation: Review SAP documentation for best practices on handling concurrent updates and data integrity.
  
  If the problem continues after trying the above solutions, it may be beneficial to escalate the issue to your SAP support team for further investigation.