[elnurrr]

доброго времени суток.
не могли бы Вы помочь разобраться с проблемой?
не определяются USB флешки.
в setupapi.dev куча записей

{DIF_REGISTER_COINSTALLERS} 16:58:53.361
dvi: Class installer: Enter 16:58:53.381
dvi: Class installer: Exit
dvi: Default installer: Enter 16:58:53.381
inf: Opened PNF: 'c:\windows\system32\driverstore\filerepository\wpdmtp.inf_amd64_neutral_28f06ca2e38e8979\wpdmtp.inf ' ([strings.0409])
! dvi: Registering co-installers failed.
! dvi: Error 5: Access is denied.
!!! dvi: Default installer: failed!
!!! dvi: Error 5: Access is denied.
dvi: {DIF_REGISTER_COINSTALLERS - exit(0x00000005)} 16:58:53.401
ndv: Device install status=0x00000005
ndv: Performing device install final cleanup...
! ndv: Queueing up error report since device installation failed...
ndv: {Core Device Install - exit(0x00000005)} 16:58:53.401
dvi: {DIF_DESTROYPRIVATEDATA} 16:58:53.401
dvi: Class installer: Enter 16:58:53.401
dvi: Class installer: Exit
dvi: Default installer: Enter 16:58:53.401
dvi: Default installer: Exit
dvi: {DIF_DESTROYPRIVATEDATA - exit(0xe000020e)} 16:58:53.411
ump: Server install process exited with code 0x00000005 16:58:53.411
<<< Section end 2014/05/30 16:58:53.421
<<< [Exit status: FAILURE(0x00000005)]

заранее благодарю.