How To Fix CNV_CDMC_CA155 - Required locks could not be set

CNV_CDMC_CA155 - Overview

• Message type: E = Error

• Message class: CNV_CDMC_CA - CDMC Clearing Analysis

• Message number: 155

• Message text: Required locks could not be set

Self-Explanatory Message

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CNV_CDMC_CA155 - Details

• The SAP error message CNV_CDMC_CA155: Required locks could not be set typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system was unable to acquire the necessary locks on the database objects that are required for the migration process to proceed safely.
  Causes:
  
  Database Lock Conflicts: Other processes or transactions may be holding locks on the same database objects that the migration process needs to access.
  Long-Running Transactions: If there are long-running transactions in the system, they may prevent the migration process from acquiring the necessary locks.
  Insufficient Authorizations: The user executing the migration may not have the necessary authorizations to set locks on the required objects.
  System Performance Issues: High system load or performance issues can lead to delays in acquiring locks.
  
  Solutions:
  
  
  Check for Active Locks:
  
  Use transaction code SM12 to check for active locks in the system. Identify