You see the following error when installing VSE:
Error 1920, service McShield failed to start
In addition, errors similar to the following are reported in the VSEInst.log:
9546 Action 16:07:47 : StartServices. Starting services
9547 MSI (s) (18:A0) [16:07:47:129]: Executing op: ProgressTotal(Total=15,Type=1,ByteEquivalent=1300000)
9548 MSI (s) (18:A0) [16:07:47:129]: Executing op: ServiceControl(,Name=McAfeeEngineService,Action=1,Wait=1,)
9549 StartServices: Service : McAfee Engine Service
9550 MSI (s) (18:A0) [16:07:48:550]: Executing op: ServiceControl(,Name=McTaskManager,Action=1,Wait=1,)
9551 StartServices: Service : McAfee Task Manager
9552 MSI (s) (18:A0) [16:07:49:816]: Executing op: ServiceControl(,Name=McAfeeFramework,Action=1,Wait=0,)
9553 StartServices: Service : Service McAfee Framework
9554 MSI (s) (18:A0) [16:07:49:816]: Executing op: ServiceControl(,Name=McTaskManager,Action=1,Wait=1,)
9555 StartServices: Service : McAfee Task Manager
9556 MSI (s) (18:A0) [16:07:50:316]: Executing op: ServiceControl(,Name=McTaskManager,Action=1,Wait=1,)
9557 StartServices: Service : McAfee Task Manager
9558 MSI (s) (18:A0) [16:07:50:816]: Executing op: ServiceControl(,Name=McShield,Action=1,Wait=1,)
9559 StartServices: Service : McAfee McShield
9560 DEBUG: Error 2835: The control ErrorIcon was not found on dialog SetupError
9561 Internal error 2835. ErrorIcon, SetupError
9562 Error 1920. Service McAfee McShield (McShield) failed to start. Verify that you have sufficient privileges to start system services.
9563 MSI (s) (18:A0) [16:08:45:629]: Product: McAfee VirusScan Enterprise -- Error 1920.Service McAfee McShield (McShield) failed to start. Verify that you have sufficient privileges to start system services.