How To Fix AD816 - Recreate database index for &-&

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 816

• Message text: Recreate database index for &-&

What causes this issue?

The activated table is new and contains a secondary index.
Please create a corresponding database index.

System Response

How to fix this error?

To create a database index, use the function "Create DB sec.index".
INCLUDE ADIC-DB-UTILITIES

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD816 - Recreate database index for &-& ?

  The SAP error message AD816, which states "Recreate database index for &-&," typically indicates that there is an issue with a database index that needs to be recreated. This can occur for various reasons, such as data inconsistencies, corruption, or changes in the underlying database structure.
  Cause:
  
  Corrupted Index: The index may have become corrupted due to system crashes, improper shutdowns, or other database issues.
  Data Changes: Significant changes in the underlying data structure or volume may require the index to be rebuilt.
  Database Maintenance: Regular maintenance tasks may not have been performed, leading to outdated or inefficient indexes.
  Database Migration: If the database has been migrated or upgraded, existing indexes may not be compatible or optimal.
  
  Solution:
  To resolve the AD816 error, you can follow these steps:
  
  
  Recreate the Index:
  
  Use transaction code SE14 (Database Utility) in SAP.
  Select the relevant database table that is causing the issue.
  Choose the option to "Rebuild Index" or "Recreate Index."
  Follow the prompts to complete the index recreation process.
  
  
  
  Check for Database Consistency:
  
  Use transaction code SE11 to check the table definition and ensure it matches the database structure.
  Run consistency checks to identify any other potential issues.
  
  
  
  Database Administration:
  
  If you have access to the database management system (DBMS), you can also use DBMS tools to check and repair indexes directly.
  For example, in Oracle, you might use commands like ALTER INDEX ... REBUILD.
  
  
  
  Monitor Performance:
  
  After recreating the index, monitor the performance of the affected transactions to ensure that the issue has been resolved.
  
  
  
  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: SE14 (Database Utility), SE11 (Data Dictionary), SE80 (Object Navigator).
  Database Management: Familiarity with the underlying database (e.g., Oracle, SQL Server, HANA) can be beneficial for advanced troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it is affecting critical business processes.
  
  Always ensure that you have proper backups before performing any database operations, especially when recreating indexes or making structural changes.