How To Fix RSAWBN026 - Tree is locked and cannot be built


RSAWBN026 - Overview

  • Message type: E = Error

  • Message class: RSAWBN - Messages for Administrator Workbench

  • Message number: 026

  • Message text: Tree is locked and cannot be built

  • Show details Hide details
  • What causes this issue?

    The folder nodes (InfoAreas, application components, for example) cannot
    be built because the store is locked.

    System Response

    The tree is not displayed.

    How to fix this error?

    The lock should usually only be active for a short period of time. Press
    the refresh button to display the tree.

    Procedure for System Administrators

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


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message RSAWBN026 - Tree is locked and cannot be built ?
    The SAP error message RSAWBN026, which states "Tree is locked and cannot be built," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the data model or the hierarchy structure that is being used in a query or report. This error indicates that the system is unable to build or access the hierarchy tree because it is currently locked, possibly due to ongoing processes or transactions.
    Causes:
    
    Concurrent Processes: Another user or process may be currently accessing or modifying the hierarchy, causing it to be locked.
    Long-Running Transactions: A long-running transaction or process may have locked the hierarchy tree, preventing other operations from accessing it.
    System Configuration: There may be configuration issues or settings that are causing the hierarchy to be locked.
    Data Load Processes: If data load processes are running, they may lock the hierarchy to ensure data integrity during the load.
    
    Solutions:
    
    Check for Locks: Use transaction codes

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