We have an issue upgrading from 5484 to 5520 the upgrade rolls back and writes the following into the bkupinst.log file:-
11-12-2005,22:39:06 : ERROR: Failed to load C:\PROGRA~1\VERITAS\BACKUP~1\NT\NotificationUI300U.dll
11-12-2005,22:39:06 : Failed to rollback NotificationUI320U.dll registration.
11-12-2005,22:39:06 : ERROR: Failed to load C:\PROGRA~1\VERITAS\BACKUP~1\NT\RecipientUI300U.dll
11-12-2005,22:39:06 : Failed to rollback RecipientUI320U.dll registration.
11-12-2005,22:39:06 : Registering Dll: C:\PROGRA~1\VERITAS\BACKUP~1\NT\exportmodeller.dll
11-12-2005,22:39:06 : Successful registration of C:\PROGRA~1\VERITAS\BACKUP~1\NT\exportmodeller.dll
11-12-2005,22:39:06 : Registering Dll: C:\PROGRA~1\VERITAS\BACKUP~1\NT\crtslv.dll
11-12-2005,22:39:06 : Successful registration of C:\PROGRA~1\VERITAS\BACKUP~1\NT\crtslv.dll
11-12-2005,22:39:07 : Rolling back stop of BE services.
11-12-2005,22:39:09 : 1: INSTALL 2: 3
11-12-2005,22:39:09 : Upgrade state set to 7
11-12-2005,22:42:35 : Validating install complete
11-12-2005,22:42:35 : ERROR: Installation failed with error 1603.
We are running Windows 2000 with SP4.