How To Fix Q7133 - Internal error: System error occurred during locking procedure

SAP Error Message - Details

• Message type: E = Error

• Message class: Q7 - Messages-QM Master Data: Catalogs, Selected Sets

• Message number: 133

• Message text: Internal error: System error occurred during locking procedure

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

Processing was canceled.

How to fix this error?

Refer to your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message Q7133 - Internal error: System error occurred during locking procedure ?

  The SAP error message Q7133, which states "Internal error: System error occurred during locking procedure," typically indicates that there is an issue related to the locking mechanism in the SAP system. This can occur during various operations, such as when trying to create, change, or delete records in the system.
  Causes:
  
  Database Locking Issues: The error may arise due to problems with database locks, such as deadlocks or timeouts.
  System Resource Limitations: Insufficient system resources (like memory or CPU) can lead to internal errors during locking procedures.
  Corrupted Lock Entries: Sometimes, lock entries in the database may become corrupted, leading to errors when the system tries to access or modify them.
  Transport Issues: If there are issues with transport requests or changes being moved between systems, it can lead to locking errors.
  Custom Code: Custom ABAP code or enhancements that manipulate locks incorrectly can also trigger this error.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) and the developer trace (transaction ST22) for more detailed error messages that can provide insights into the root cause.
  Release Locks: Use transaction SM12 to check for and release any unnecessary locks that may be causing the issue.
  Restart the Application Server: If the issue persists, restarting the application server may help clear temporary issues related to locking.
  Check for Deadlocks: Use transaction SM21 to check for deadlocks and analyze the situation to resolve them.
  Database Consistency Check: Run database consistency checks to ensure that there are no corrupted entries.
  Review Custom Code: If the error is related to custom developments, review the code for any locking mechanisms that may not be implemented correctly.
  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 resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (Lock Entries), SM21 (System Log), ST22 (Dump Analysis), and SE80 (Object Navigator) for debugging.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support with detailed logs and error messages for further assistance.
  System Performance: Regularly monitor system performance and resource usage to prevent issues related to locking and other internal errors.
  
  By following these steps, you should be able to diagnose and resolve the Q7133 error in your SAP system.