How To Fix S1565 - Alter index & not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 565

• Message text: Alter index & not possible

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message S1565 - Alter index & not possible ?

  The SAP error message S1565, which states "Alter index & not possible," typically occurs when there is an issue with modifying an index in the database. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes:
  
  Index Locking: The index you are trying to alter may be locked by another process or transaction. This can prevent any modifications until the lock is released.
  Database Constraints: There may be constraints or dependencies that prevent the alteration of the index. For example, if the index is being used by a table that has active transactions, it cannot be altered.
  Insufficient Authorizations: The user attempting to alter the index may not have the necessary permissions to perform this action.
  Database Corruption: In rare cases, there may be corruption in the database that is preventing the alteration of the index.
  Technical Issues: There could be underlying technical issues with the database system or the SAP application itself.
  
  Solutions:
  
  Check Locks: Use transaction codes like SM12 (for lock entries) to check if there are any locks on the index. If there are locks, you may need to wait for them to be released or resolve the locking issue.
  Review Dependencies: Ensure that there are no active transactions or dependencies that would prevent the alteration of the index. You may need to commit or roll back transactions that are using the index.
  Authorization Check: Verify that the user has the necessary authorizations to alter the index. You can check user roles and permissions in transaction SU01.
  Database Health Check: Perform a health check on the database to ensure there are no corruption issues. This may involve running database-specific tools or commands.
  Consult Documentation: Refer to SAP Notes or documentation related to your specific version of SAP and the database you are using. There may be known issues or patches available.
  Contact Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed troubleshooting based on your specific environment.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SE80 (Object Navigator) for managing database objects.
  SAP Notes: Search for SAP Notes related to error S1565 in the SAP Support Portal for any specific fixes or recommendations.
  Database Documentation: Review the documentation for the specific database you are using (e.g., HANA, Oracle, SQL Server) for any database-specific considerations when altering indexes.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.