How To Fix KH504 - Internal error in lock for &


KH504 - Overview

  • Message type: E = Error

  • Message class: KH - CO-PA Reporting

  • Message number: 504

  • Message text: Internal error in lock for &

  • Show details Hide details
  • What causes this issue?

    When locking the row/column structure, an internal error occurred.

    System Response

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

    How to fix this error?

    Check whether the structure is already being processed. If not, try the
    function again. If the problem reoccurs regularly, inform 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 KH504 - Internal error in lock for & ?
    The SAP error message KH504, which states "Internal error in lock for &," typically indicates that there is an issue related to the locking mechanism in the SAP system. This error can occur in various contexts, such as during the processing of transactions or when accessing certain data objects.
    Causes:
    
    Lock Table Issues: The lock table may be full or corrupted, leading to issues when trying to acquire locks on objects.
    Database Issues: There may be underlying database issues that affect the locking mechanism.
    System Performance: High system load or performance issues can lead to timeouts or failures in acquiring locks.
    Programming Errors: Custom code or enhancements may inadvertently cause locking issues.
    Transport Issues: If the error occurs after a transport, it may be related to inconsistencies introduced during the transport process.
    
    Solutions:
    
    Check Lock Entries: Use transaction code SM12 to check for existing lock entries. You can delete any unnecessary locks that may be causing the issue.
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