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How To Fix /PLMI/SP_MAT000 - Locking is only possible at the level of the material basic data node


SAP Error Message - Details

  • Message type: E = Error

  • Message class: /PLMI/SP_MAT -

  • Message number: 000

  • Message text: Locking is only possible at the level of the material basic data node

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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.



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Smart SAP Assistant

  • What is the cause and solution for SAP error message /PLMI/SP_MAT000 - Locking is only possible at the level of the material basic data node ?

    The SAP error message /PLMI/SP_MAT000 Locking is only possible at the level of the material basic data node typically occurs in the context of the SAP Product Lifecycle Management (PLM) module, particularly when dealing with material master data. This error indicates that there is an attempt to lock a material at a level that is not supported by the system.

    Cause:

    1. Incorrect Locking Level: The error usually arises when a user tries to lock a material at a level that is not allowed. In SAP, locking can only be performed at the basic data level of the material master.
    2. Concurrent Access: Another user or process may already have locked the material, preventing further locking attempts.
    3. System Configuration: There may be configuration settings in the system that restrict locking capabilities.

    Solution:

    1. Lock at the Correct Level: Ensure that you are attempting to lock the material at the basic data level. This is typically done in the material master transaction (e.g., MM01, MM02).
    2. Check for Existing Locks: Use transaction code SM12 to check if there are existing locks on the material. If another user has locked it, you may need to wait until they release the lock or contact them to coordinate.
    3. Review User Permissions: Ensure that your user role has the necessary permissions to lock materials. If not, contact your SAP administrator to adjust your permissions.
    4. Consult Documentation: Review SAP documentation or notes related to material locking to ensure compliance with best practices.
    5. System Configuration: If the issue persists, consult with your SAP Basis or configuration team to review the system settings related to material locking.

    Related Information:

    • Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material).
    • SAP Notes: Check for any SAP Notes that may address this specific error or provide additional context.
    • User Training: Ensure that users are trained on the correct procedures for locking materials in SAP to avoid similar issues in the future.

    If the problem continues after trying the above solutions, it may be beneficial to escalate the issue to your SAP support team for further investigation.

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