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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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/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:
- 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.
- Concurrent Access: Another user or process may already have locked the material, preventing further locking attempts.
- System Configuration: There may be configuration settings in the system that restrict locking capabilities.
Solution:
- 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).
- 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.- 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.
- Consult Documentation: Review SAP documentation or notes related to material locking to ensure compliance with best practices.
- 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:
MM01
(Create Material), MM02
(Change Material), and MM03
(Display Material).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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