Running the migration tool command
Symantec_migrate_tool.bat -s E:\EAP-7.2.0 -t E:\EAP-7.4.0
Getting the following notification "Trellix Endpoint Security" immediately
Identity Manager 14.4 with EAP 7.2
This is due to 3rd party security software in place
1) Make the migration tool Symantec_migrate_tool.bat on the exception list
2) Stop Endpoint security software temporary while doing the upgrade