How To Fix CNV_MBT_46439 - The PEB &1 is locked

CNV_MBT_46439 - Overview

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 439

• Message text: The PEB &1 is locked

Self-Explanatory Message

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CNV_MBT_46439 - Details

• The SAP error message CNV_MBT_46439 indicates that a specific PEB (Project Execution Block) is locked, which typically occurs during data migration or conversion processes in SAP systems. This error is part of the SAP Conversion and Migration tools, particularly in the context of the SAP S/4HANA migration.
  
  Cause:
  The error occurs when an attempt is made to access or modify a PEB that is currently locked. This can happen for several reasons:
  
  Concurrent Access: Another user or process is currently using or modifying the PEB.
  Incomplete Previous Process: A previous migration or conversion process did not complete successfully, leaving the PEB in a locked state.
  System Configuration: Certain configurations or settings in the SAP system may inadvertently lead to locking issues.
  
  
  Solution:
  To resolve the error CNV_MBT_46439, you can follow these steps:
  
  
  Check Lock Status:
  
  Use transaction code SM12 to check for any locks on the PEB. You can search for locks related to the specific PEB number mentioned