How To Fix 5A477 - &1 object(s) recreated &2 during redo

SAP Error Message - Details

• Message type: E = Error

• Message class: 5A - Basis Personnel Management

• Message number: 477

• Message text: &1 object(s) recreated &2 during redo

What causes this issue?

Objects that were deleted in a previous step have been recreated using
undo. This message is for information only as you may not currently be
processing these objects.

System Response

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

How to fix this error?

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 5A477 - &1 object(s) recreated &2 during redo ?

  The SAP error message 5A477 typically indicates an issue related to the database redo log during a recovery operation. The message format usually reads something like: "Object(s) recreated during redo: &1 object(s) recreated &2," where &1 and &2 are placeholders for specific object counts and identifiers.
  Cause:
  The error generally occurs during a database recovery process when the system attempts to apply redo logs to recover the database to a consistent state. The specific causes can include:
  
  Corrupted Redo Logs: If the redo logs are corrupted or incomplete, the database may not be able to apply them correctly.
  Inconsistent State: The database might be in an inconsistent state due to a previous failure or crash, leading to issues when trying to redo transactions.
  Object Deletion or Modification: If objects (like tables or indexes) were deleted or modified in a way that conflicts with the redo logs, this error can occur.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Database Logs: Review the database logs for any additional error messages or warnings that could provide more context about the issue.
  Restore from Backup: If the redo logs are corrupted, restoring the database from a recent backup may be necessary.
  Rebuild Objects: If specific objects are mentioned in the error, consider rebuilding or recreating those objects if they are not critical or can be easily restored.
  Database Consistency Check: Run consistency checks on the database to identify and fix any inconsistencies.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that address this specific error message.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it involves critical production systems.
  
  Related Information:
  
  Database Recovery Procedures: Familiarize yourself with the database recovery procedures specific to your SAP system (e.g., Oracle, HANA, etc.).
  SAP Basis Administration: Understanding SAP Basis administration can help in troubleshooting and resolving such issues effectively.
  Regular Backups: Ensure that regular backups are taken to minimize data loss in case of such errors.
  
  Always ensure that you have a proper backup and recovery strategy in place to handle such situations effectively.