我在安装VBoxWindowsAdditions.exe的时候报出了这样的错误：
Installing drivers ...
Output folder: F:\VirtualBox\Oracle\VirtualBox Guest Additions
Installing guest driver ...
Executing: "F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxDrvInst.exe" driver install "F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf" "F:\VirtualBox\Oracle\VirtualBox Guest Additions\install_drivers.log"
Installing driver ...
INF-File: F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf
(1) ENTER: DriverPackageInstallW
(1) Installing INF file 'F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf' (Plug and Play).
(1) Looking for Model Section [VBoxGuest.NTamd64]...
(1) No matching devices found in INF "C:\Windows\System32\DriverStore\FileRepository\vboxguest.inf_amd64_neutral_94ee7380622d0e4a\vboxguest.inf" on the Machine.
(1) No drivers installed. No devices found that match driver(s) contained in 'C:\Windows\System32\DriverStore\FileRepository\vboxguest.inf_amd64_neutral_94ee7380622d0e4a\vboxguest.inf'.
(1) RETURN: DriverPackageInstallW (0xE000020B)
ERROR (e000020b): Unknown error!
Execution returned exit code: 2
Error excuting ""F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxDrvInst.exe" driver install "F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf" "F:\VirtualBox\Oracle\VirtualBox Guest Additions\install_drivers.log"" (exit code: 2) -- aborting installation
Error excuting ""F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxDrvInst.exe" driver install "F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf" "F:\VirtualBox\Oracle\VirtualBox Guest Additions\install_drivers.log"" (exit code: 2) -- aborting installation
我不知道是什么驱动出了问题，哪位大神可以帮忙看一下？
drivers.log文件里面是这样的：
(1) 0 - ENTER: DriverPackageInstallW
(1) 0 - Installing INF file 'F:\VirtualBox\Oracle\VirtualBox Guest Additions\VBoxGuest.inf' (Plug and Play).
(1) 0 - Looking for Model Section [VBoxGuest.NTamd64]...
(1) 0 - No matching devices found in INF "C:\Windows\System32\DriverStore\FileRepository\vboxguest.inf_amd64_neutral_94ee7380622d0e4a\vboxguest.inf" on the Machine.
(1) 0 - No drivers installed. No devices found that match driver(s) contained in 'C:\Windows\System32\DriverStore\FileRepository\vboxguest.inf_amd64_neutral_94ee7380622d0e4a\vboxguest.inf'.
(1) 0 - RETURN: DriverPackageInstallW (0xE000020B)
拜托了……
