Hi Rossco,
try the following first, both modes please.
then reboot try 1 update.
http://support.microsoft.com/kb/910336
If that fails then
Check the setupapi_dev.log, for this access denied error:
Published
driver package. Time = 125 ms
sto: {Publish Driver Package: exit(0x00000000)} <Time>
sto: {Publish Driver Package: <File Path> usbstor.inf} <Time>
sto: Publishing driver package:
sto: Driver Store = <File Path> (Online | 6.1.7600)
sto: Driver Package = <File Path> usbstor.inf
sto: Flags = 0x00000000
!!! idb: Failed to update active driver store entry, Error = 0x00000005
!!! idb: Failed to publish 'usbstor.inf', Error = 0x00000005
!!! idb: Error 5: Access is denied.
!!! sto: Failed to publish '<File Path> usbstor.inf'. Error = 0x00000005
!!! sto: Failed to publish driver package. Time = 31 ms, Error = 0x00000005
sto: {Publish Driver Package: exit(0x00000005)} <Time>
!!! sto: Failed to publish all driver updates. Error = 0x00000005
<<< Section end <Date> <Time>
IF THE ERROR IS PRESENT
1. Start Windows Explorer, and then locate the %SystemRoot%\Inf folder
2. Right-click the Usbstor.inffile, and then click Properties
3. Click the Security tab
4. Under the Group or user names list, give full permission to SYSTEM and Administrators
5. Click Ok
Repeat step 1 - 5 for Usbstor.pnf file.
6. Reboot the computer once and then try installing Sp1
Roy