2017-08-13 22:35:46, Info CBS Perf: Doqe: Uninstall started.
2017-08-13 22:35:46, Info CBS Doqe: [Forward] Uninstalling driver updates, Count 22
2017-08-13 22:35:46, Info CBS Progress: UI message updated. Operation type: Update. Stage: 1 out of 1. Percent progress: 7.
2017-08-13 22:35:46, Info CBS Startup: Changing logon timeout to a sliding window timeout: 900000
2017-08-13 22:35:46, Info CBS DriverUpdateUninstallUpdates failed [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-08-13 22:35:46, Error CBS Doqe: Failed uninstalling driver updates [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-08-13 22:35:46, Info CBS Perf: Doqe: Uninstall ended.
2017-08-13 22:35:46, Info CBS Failed uninstalling driver updates [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-08-13 22:35:46, Error CBS Startup: Failed while processing non-critical driver operations queue. [HRESULT = 0x80070490 - ERROR_NOT_FOUND]
2017-08-13 22:35:46, Info CBS Startup: Rolling back KTM, because drivers failed.