How To Fix QPCP010 - System error occurred during the locking procedure

SAP Error Message - Details

• Message type: E = Error

• Message class: QPCP - Control Plan

• Message number: 010

• Message text: System error occurred during the locking procedure

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message QPCP010 - System error occurred during the locking procedure ?

  The SAP error message QPCP010, which indicates that a "System error occurred during the locking procedure," typically arises in the context of SAP's locking mechanism, which is used to prevent data inconsistencies when multiple users or processes attempt to access or modify the same data simultaneously.
  Causes:
  
  Database Lock Issues: The error may occur if there are issues with the database locks, such as deadlocks or timeouts.
  System Resource Limitations: Insufficient system resources (like memory or CPU) can lead to failures in the locking mechanism.
  Network Issues: Problems with network connectivity between the application server and the database can cause locking errors.
  Configuration Issues: Incorrect configuration settings in the SAP system or database can lead to locking problems.
  Software Bugs: There may be bugs in the SAP software or the underlying database that cause locking errors.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) and the developer traces (transaction ST22) for more detailed error messages that can provide insights into the root cause.
  Database Lock Monitoring: Use transaction SM12 to check for existing locks. If there are stale locks, you may need to delete them, but be cautious as this can lead to data inconsistencies.
  Restart Services: Sometimes, restarting the affected application server or the database can resolve temporary issues.
  Check System Resources: Monitor system resources (CPU, memory, disk I/O) to ensure that the system is not under heavy load. If it is, consider optimizing performance or scaling resources.
  Review Configuration: Ensure that the SAP system and database configurations are correct and optimized for your workload.
  Patch and Update: Ensure that your SAP system and database are 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 related issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps).
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  Documentation: Review SAP documentation related to locking mechanisms and error handling for more in-depth understanding.
  
  By following these steps, you should be able to diagnose and potentially resolve the QPCP010 error in your SAP system.