How To Fix DT552 - Index & was converted in the database

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 552

• Message text: Index & was converted in the database

What causes this issue?

As a result of a modification to the index definition, the index was
deleted from the database and created again.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT552 - Index & was converted in the database ?

  The SAP error message DT552 indicates that an index was converted in the database. This typically occurs when there are changes made to the database structure or when the database is upgraded. The error can arise due to various reasons, including:
  Causes:
  
  Database Upgrade: If the database has been upgraded, the existing indexes may need to be converted to be compatible with the new version.
  Changes in Table Structure: Modifications to the underlying table structure, such as adding or removing fields, can lead to the need for index conversion.
  Database Maintenance: Regular maintenance tasks, such as reorganizing or rebuilding indexes, can trigger this message.
  Inconsistent Indexes: If there are inconsistencies or corruption in the indexes, the system may attempt to convert them to restore integrity.
  
  Solutions:
  
  Rebuild Indexes: You can manually rebuild the affected indexes. This can often resolve issues related to index conversion.
  
  Use transaction codes like SE14 (Database Utility) to manage and rebuild indexes.
  
  
  Check Database Logs: Review the database logs for any additional error messages or warnings that may provide more context about the issue.
  Run Database Consistency Checks: Use tools provided by your database management system to check for consistency and integrity of the database.
  Update Statistics: Ensure that the database statistics are up to date, as outdated statistics can lead to performance issues and errors.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide guidance on handling index conversion issues.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it impacts system performance or functionality.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE14 for database utilities, DB02 for database performance monitoring, and ST22 for analyzing dumps.
  Database Documentation: Review the documentation for your specific database (e.g., HANA, Oracle, SQL Server) for best practices on index management and maintenance.
  System Performance: Monitor system performance after resolving the issue to ensure that the changes have had the desired effect.
  
  By following these steps, you should be able to address the DT552 error and ensure that your SAP system operates smoothly.