How To Fix RSCV544 - INFORMIX: The status of index &1 is 'not active' (disabled)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCV - Analysis of BW objects (InfoCubes...)

• Message number: 544

• Message text: INFORMIX: The status of index &1 is 'not active' (disabled)

What causes this issue?

The status of index &v1& is 'not active' (disabled). This leads to poor
performance when executing queries.

How to fix this error?

The index has to be repaired. Use a repair routine, that is assigned to
this analysis routine (function <PF>Remove errors </>in the transaction
<ZH>RSRV</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSCV544 - INFORMIX: The status of index &1 is 'not active' (disabled) ?

  The SAP error message RSCV544 related to Informix indicates that an index is not active or has been disabled. This can occur for various reasons, such as performance tuning, maintenance activities, or issues during database operations. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Index Disabled: The index specified in the error message is marked as 'not active' or disabled. This can happen if the index was explicitly disabled by a database administrator for performance reasons or due to maintenance activities.
  Database Configuration: The database configuration might not be optimal, leading to the disabling of certain indexes.
  Corruption or Errors: There may be corruption in the index or issues during the creation or maintenance of the index.
  Database Version: Compatibility issues with the version of Informix being used may also lead to such errors.
  
  Solution:
  
  
  Re-enable the Index:
  
  You can re-enable the index using the following SQL command:
  ALTER INDEX index_name REBUILD;
  
  Replace index_name with the actual name of the index that is disabled.
  
  
  
  Check Index Status:
  
  Use the following SQL command to check the status of the index:
  SELECT * FROM sysindexes WHERE name = 'index_name';
  
  This will provide information about the index and its current status.
  
  
  
  Review Database Logs:
  
  Check the Informix database logs for any errors or warnings that might provide more context on why the index was disabled.
  
  
  
  Recreate the Index:
  
  If the index is corrupted, you may need to drop and recreate it:
  DROP INDEX index_name;
  CREATE INDEX index_name ON table_name (column_name);
  
  Ensure you have a backup and understand the implications of dropping an index.
  
  
  
  Consult Documentation:
  
  Review the Informix documentation for any specific guidelines related to index management and performance tuning.
  
  
  
  Database Maintenance:
  
  Regularly perform database maintenance tasks, such as updating statistics and rebuilding indexes, to prevent such issues.
  
  
  
  Related Information:
  
  Informix Documentation: Refer to the official IBM Informix documentation for detailed information on index management and troubleshooting.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to this error message.
  Performance Tuning: Consider reviewing your database performance tuning strategies, as disabling indexes can sometimes be a part of optimization efforts.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with a database administrator or SAP support for further assistance.