How To Fix MPN110 - User & already processing list for material &

SAP Error Message - Details

• Message type: E = Error

• Message class: MPN - System Messages re Manufacturer Part Number Management

• Message number: 110

• Message text: User & already processing list for material &

What causes this issue?

The <DS:GLOS.3526C060AFAB52B9E10000009B38F974>approved manufacturer
parts list</> is already being processed.

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?

Either contact user &V1& or try processing the list later.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPN110 - User & already processing list for material & ?

  The SAP error message MPN110 typically indicates that a user is trying to access or process a list for a material that is already being processed by another user. This is a common issue in SAP systems when multiple users attempt to work on the same data simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently processing the same material or transaction, which locks the data for editing.
  Session Lock: The system may have a session lock on the material due to a previous transaction that has not been completed or has been left open.
  Long-running Transactions: If a transaction takes a long time to complete, it can lead to this error for other users trying to access the same material.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for a few moments and then try to access the material again. If the other user completes their transaction, the lock will be released.
  Check Active Sessions: If you have access, check for active sessions in the system to see if another user is indeed processing the same material. You can use transaction codes like SM04 or AL08 to view active users and their sessions.
  Contact the User: If you can identify the user who is processing the material, you may want to contact them to see if they can complete or release their transaction.
  System Administrator: If the issue persists and you cannot identify the user or the session, contact your SAP system administrator. They can help identify the lock and may be able to release it if necessary.
  Transaction Monitoring: Use transaction SM12 to check for lock entries. If you find a lock that is no longer valid (e.g., the user has logged off), the administrator can delete the lock entry.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. SAP uses locks to prevent data inconsistencies when multiple users are accessing the same data.
  User Training: Ensure that users are trained on how to properly complete transactions and release locks to minimize the occurrence of this error.
  Performance Monitoring: Regularly monitor system performance and user activity to identify any patterns that may lead to frequent locking issues.
  
  By following these steps, you should be able to resolve the MPN110 error and understand its implications in your SAP environment.