How To Fix LTR2_BASIS023 - Unexpected error during locking &1 in read mode

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_BASIS - LTR2 Basis Messages

• Message number: 023

• Message text: Unexpected error during locking &1 in read mode

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 LTR2_BASIS023 - Unexpected error during locking &1 in read mode ?

  The SAP error message LTR2_BASIS023 indicates that there was an unexpected error during the locking of an object in read mode. This error typically occurs in the context of database operations where the system is trying to lock a resource (like a table or a record) for reading, but encounters an issue.
  Possible Causes:
  
  Database Lock Conflicts: Another transaction may have locked the object you are trying to access, leading to a conflict.
  Database Connectivity Issues: Problems with the connection to the database can cause unexpected errors.
  System Resource Limitations: Insufficient memory or other system resources can lead to locking issues.
  Corrupted Data: There may be corruption in the data or the database that is causing the locking mechanism to fail.
  Configuration Issues: Incorrect configuration settings in the SAP system or database can lead to locking problems.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. If you find locks that are no longer needed, you can delete them (if you have the necessary authorizations).
  Review System Logs: Check the system logs (transaction code SM21) for any related error messages that might provide more context about the issue.
  Database Health Check: Perform a health check on the database to ensure that it is functioning correctly. This may involve checking for locks, deadlocks, or other issues.
  Restart the Application Server: Sometimes, restarting the application server can resolve transient issues related to locking.
  Check for Updates/Patches: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for lock entries), SM21 (for system logs), and ST22 (for dump analysis) to help diagnose the issue.
  Performance Monitoring: Use transaction ST03N to monitor system performance and identify any bottlenecks that may be contributing to the locking issue.
  Database Administration: If you have access to database administration tools, check for any locks or performance issues at the database level.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.