Message type: E = Error
Message class:  CNV - Conversion: Messages for Conversion Services (CNCC) 
Message number: 145
Message text: Action cancelled.
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The SAP error message "CNV145 Action cancelled" 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 a specific action or step in the migration process was aborted or could not be completed successfully. Causes: Data Validation Issues: The data being migrated may not meet the required validation rules or constraints, leading to the cancellation of the action. Configuration Errors: Incorrect configuration settings in the migration tool or in the source/target systems can cause the process to fail. Missing Dependencies: Required objects, such as master data or configuration settings, may be missing or not properly set up in the target system. Technical Errors: There may be underlying technical issues, such as database locks, connectivity problems, or system resource limitations. User Intervention: The action may have been manually cancelled by a user during the migration process. Solutions: Check Logs: Review the detailed logs generated
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