How To Fix M3884 - Not all of the valuation segments necessary can be locked

SAP Error Message - Details

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 884

• Message text: Not all of the valuation segments necessary can be locked

What causes this issue?

You have changed LIFO-relevant fields for the current material.
Since the LIFO valuation level in your system is company code level,
all valuation segments of the material belonging to the current company
code must be locked.
However, this is not possible since some of these segments are already
locked by another user.

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?

Cancel your changes and attempt to make them later.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3884 - Not all of the valuation segments necessary can be locked ?

  The SAP error message M3884, "Not all of the valuation segments necessary can be locked," typically occurs in the context of inventory management and valuation. This error indicates that the system is unable to lock all the necessary valuation segments for a material during a transaction, which can prevent the completion of certain operations, such as goods movements or inventory postings.
  Causes:
  
  Concurrent Access: Another user or process may be accessing the same valuation segment, preventing the lock from being acquired.
  System Configuration: There may be issues with the configuration of the material master or valuation area settings.
  Database Locks: Database locks may be held by long-running transactions or background jobs that are not releasing the locks in a timely manner.
  Batch Management: If batch management is enabled, there may be issues related to batch-specific data that are causing the lock failure.
  Custom Code: Custom ABAP code or enhancements may inadvertently interfere with the locking mechanism.
  
  Solutions:
  
  Check for Concurrent Users: Verify if other users are currently processing transactions for the same material. If so, wait for them to complete their transactions.
  Transaction Monitoring: Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to identify any locks that may be causing the issue.
  Review Configuration: Ensure that the material master and valuation area settings are correctly configured. Check for any inconsistencies in the valuation class or other related settings.
  Database Performance: Investigate the performance of the database and check for any long-running transactions that may be holding locks. If necessary, work with your database administrator to resolve any issues.
  Batch Management: If applicable, check the status of batches and ensure that there are no issues with batch data that could be causing the lock.
  Custom Code Review: If there are custom developments, review the code to ensure that it is not interfering with the standard locking mechanisms.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To view and manage locks.
  SM21: To view system logs for error messages.
  MMBE: To check the stock overview for the material in question.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for M3884 in the SAP Support Portal.
  Documentation: Review SAP documentation related to inventory management and material valuation for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.