How To Fix QT401 - A system error has arisen in lock management

SAP Error Message - Details

• Message type: E = Error

• Message class: QT - QM: Inspection during production (with inspection points)

• Message number: 401

• Message text: A system error has arisen in lock management

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 QT401 - A system error has arisen in lock management ?

  The SAP error message QT401, which states "A system error has arisen in lock management," typically indicates an issue with the lock management system in SAP. This can occur due to various reasons, including database inconsistencies, issues with the application server, or problems with the lock table.
  Causes:
  
  Database Issues: Corruption or inconsistencies in the database can lead to lock management errors.
  Lock Table Overflow: If the lock table is full, it can cause issues with acquiring new locks.
  Application Server Problems: Issues with the application server or its configuration can lead to lock management errors.
  Network Issues: Network interruptions or failures can affect communication between the application server and the database.
  System Resource Limitations: Insufficient memory or CPU resources can lead to performance issues, including lock management errors.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) for any related error messages that can provide more context about the issue.
  Monitor Lock Table: Use transaction SM12 to