How To Fix CNVMBT128 - Transaction is already locked by another user

CNVMBT128 - Overview

• Message type: E = Error

• Message class: CNVMBT - Messages for MBT/API/PCL

• Message number: 128

• Message text: Transaction is already locked by another user

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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CNVMBT128 - Details

• The SAP error message CNVMBT128 indicates that a transaction is currently locked by another user. This typically occurs in scenarios where multiple users are trying to access or modify the same data or transaction simultaneously, leading to a conflict.
  
  Cause:
  
  Concurrent Access: Another user is currently processing the same transaction or data set.
  Long-Running Transactions: A transaction may be taking longer than expected, causing other users to encounter a lock.
  System Configuration: Certain configurations or settings in the SAP system may lead to more frequent locking issues.
  Background Jobs: Background jobs that are running and accessing the same data can also cause locks.
  
  
  Solution:
  
  Wait and Retry: If the transaction is locked by another user, the simplest solution is to wait for that user to complete their transaction and then try again.
  Identify the Lock: Use transaction code SM12 to check for locks. You can see which user is holding the lock and what object is locked.
  Release the