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How To Fix UD057 - Data model & could not be locked


SAP Error Message - Details

  • Message type: E = Error

  • Message class: UD - EDM - Enterprise Data Model

  • Message number: 057

  • Message text: Data model & could not be locked

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  • 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 UD057 - Data model & could not be locked ?

    The SAP error message UD057, which states "Data model & could not be locked," typically occurs in the context of data modeling or data management tasks within SAP systems, particularly when working with SAP BW (Business Warehouse) or SAP HANA.

    Cause:

    The error usually arises due to one of the following reasons:

    1. Concurrent Access: Another user or process is currently accessing or modifying the data model, preventing your session from obtaining a lock on it.
    2. Lock Table Issues: The lock table may be full or experiencing issues, which can prevent new locks from being created.
    3. System Performance: High system load or performance issues can lead to delays in acquiring locks.
    4. Authorization Issues: The user may not have the necessary authorizations to lock the data model.
    5. Technical Issues: There may be underlying technical issues with the SAP system or database that are preventing the lock from being established.

    Solution:

    To resolve the UD057 error, you can try the following steps:

    1. Check for Concurrent Users: Verify if another user is currently working on the same data model. If so, you may need to wait until they finish their task.
    2. Release Locks: If you have access, you can check the lock entries using transaction code SM12 and release any unnecessary locks that may be held by other users.
    3. System Performance: Monitor the system performance and check for any bottlenecks. You may need to consult with your system administrator to address any performance issues.
    4. Authorization Check: Ensure that you have the necessary authorizations to lock the data model. You may need to contact your SAP security team for assistance.
    5. Retry the Operation: Sometimes, simply retrying the operation after a short period can resolve the issue, especially if it was caused by temporary system load.
    6. Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
    7. System Restart: In some cases, a system restart may be necessary to clear any persistent lock issues.

    Related Information:

    • Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view and manage locks), SM21 (to check system logs), and ST22 (to check for dumps).
    • SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
    • Documentation: Review SAP documentation related to data modeling and locking mechanisms for a deeper understanding of how locks are managed in your specific SAP environment.

    If the issue persists after trying the above solutions, it may be necessary to escalate the problem to your SAP Basis team or SAP support for further investigation.

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