How To Fix STREX109 - Index optimization failed

SAP Error Message - Details

• Message type: E = Error

• Message class: STREX - Message for TREX ABAP Client

• Message number: 109

• Message text: Index optimization failed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message STREX109 - Index optimization failed ?

  The SAP error message STREX109, which indicates that "Index optimization failed," typically occurs during the process of optimizing database indexes in the SAP system. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes of STREX109
  
  
  Database Locking Issues: If there are locks on the database tables that the index optimization process is trying to access, it can lead to failures.
  
  
  Insufficient Resources: Lack of memory, CPU, or disk space can hinder the optimization process.
  
  
  Corrupted Indexes: If the indexes themselves are corrupted or inconsistent, the optimization process may fail.
  
  
  Database Configuration Issues: Incorrect database settings or configurations can lead to problems during index optimization.
  
  
  Long-running Transactions: If there are long-running transactions that hold locks on the tables, it can prevent the optimization from completing.
  
  
  Solutions to STREX109
  
  
  Check Database Locks: Use transaction codes like SM12 to check for any locks on the relevant tables. If locks are found, you may need to resolve them by terminating the sessions holding the locks.
  
  
  Monitor System Resources: Ensure that your system has adequate resources (CPU, memory, disk space) available. You can use tools like SAP Solution Manager or operating system monitoring tools to check resource usage.
  
  
  Rebuild Indexes: If you suspect that the indexes are corrupted, you can try to rebuild them. This can often be done using transaction codes like SE14 (Database Utility) or DB02 (Database Performance).
  
  
  Review Database Configuration: Check the database configuration settings to ensure they are optimized for your SAP environment. Consult your database administrator if necessary.
  
  
  Check for Long-running Transactions: Use transaction codes like SM66 or SM50 to identify any long-running transactions that may be holding locks. You may need to terminate these transactions if they are not critical.
  
  
  Run Index Optimization Manually: If the automatic optimization fails, you can try to run the index optimization manually using transaction codes like DB02 or SE14.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  Related Information
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE14 (Database Utility), DB02 (Database Performance), SM12 (Lock Entries), and SM66 (Global Work Process Overview).
  
  
  Database Documentation: Review the documentation for your specific database (e.g., Oracle, SQL Server, HANA) for best practices on index management and optimization.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found effective.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  
  
  By following these steps, you should be able to diagnose and resolve the STREX109 error effectively.