2017-05-23 21:59:15, Info CBS Doqe: q-uninstall: Inf: spaceport.inf, Ranking: 2, Device-Install: 0, Key: 6, Identity: spaceport.inf, Culture=neutral, Type=driverUpdate, Version=6.3.9600.18436, PublicKeyToken=31bf3856ad364e35, ProcessorArchitecture=amd64, versionScope=NonSxS
2017-05-23 21:59:15, Info CBS Perf: Doqe: Critical uninstall started.
2017-05-23 21:59:15, Info CBS Doqe: [Forward] Uninstalling driver updates, Count 1
2017-05-23 21:59:15, Info CBS DriverUpdateUninstallUpdates failed [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-05-23 21:59:15, Info CBS Doqe: Failed uninstalling driver updates [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-05-23 21:59:15, Info CBS Perf: Doqe: Critical uninstall ended.
2017-05-23 21:59:15, Info CBS Failed uninstalling driver updates [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-05-23 21:59:15, Error CBS Startup: Failed executing critical driver operations queue [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-05-23 21:59:15, Info CBS Startup: Rolling back KTM, because drivers failed.