How To Fix BA255 - Differences exist between &1 in the storage system and file system copy

SAP Error Message - Details

• Message type: E = Error

• Message class: BA - Data Archiving

• Message number: 255

• Message text: Differences exist between &1 in the storage system and file system copy

What causes this issue?

Data Archiving for this archiving object is configured so that archive
files created are first stored in a connected storage system and
subsequently processed by the delete program. After storage, a copy of
each archive file remains in the file system. The copy is not deleted
until the delete program has completed successfully.
In this case, a check has determined that the file in the storage
system is different from the copy in the file system.

System Response

For security reasons, the copy of the archive file was not deleted form
the file system.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BA255 - Differences exist between &1 in the storage system and file system copy ?

  The SAP error message BA255 indicates that there are discrepancies between the data in the storage system and the file system copy. This typically occurs in scenarios involving data archiving or data storage management, where the system is trying to ensure consistency between the archived data and the data stored in the file system.
  Cause:
  The differences can arise due to several reasons:
  
  Data Deletion or Modification: Data may have been deleted or modified in the storage system without corresponding updates in the file system.
  File System Issues: There may be issues with the file system itself, such as corruption or missing files.
  Inconsistent Archiving: If the archiving process was interrupted or not completed successfully, it could lead to inconsistencies.
  Manual Changes: Manual changes to the file system or storage system can lead to discrepancies.
  
  Solution:
  To resolve the BA255 error, you can follow these steps:
  
  Check the Archive Logs: Review the archive logs to identify any inconsistencies or errors that occurred during the archiving process.
  Reconcile Data: Use the SAP transaction code SARA to reconcile the data between the storage system and the file system. This may involve running a consistency check.
  Restore Missing Files: If files are missing from the file system, restore them from a backup if available.
  Re-archive Data: If necessary, you may need to re-archive the data to ensure that both the storage system and file system are in sync.
  Check Permissions: Ensure that the necessary permissions are set correctly for both the storage system and the file system to allow for proper access and modifications.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SARA (Archive Administration) and SARI (Archive Information System) for managing archiving processes.
  SAP Documentation: Refer to the official SAP documentation for detailed procedures on archiving and data management.
  System Monitoring: Implement monitoring tools to keep track of the archiving processes and catch any issues early on.
  
  If the problem persists after following these steps, it may be beneficial to consult with SAP support or your system administrator for further assistance.