1、查看windows的激活状态（CMD下）
slmgr.vbs -dlv
slmgr.vbs -dli
2、virtual box安装报错
安装扩展包 C:/vbox/Oracle_VM_VirtualBox_Extension_Pack-5.0.0-101573.vbox-extpack 失败。
VBoxExtPackRegister returned VERR_VERSION_MISMATCH, pReg=0000000000000000 ErrInfo='VirtualBox version mismatch - expected 5.0 got 5.2'.
返回 代码: E_FAIL (0x80004005)
组件: ExtPackManagerWrap
界面: IExtPackManager {edba9d10-45d8-b440-1712-46ac0c9bc4c5}
3、自身系统环境变量
C:PROGRAM FILES (X86)INTELICLS CLIENT;C:PROGRAM FILESINTELICLS CLIENT;C:PROGRAM FILES (X86)NVIDIA CORPORATIONPHYSXCOMMON;C:MENTORGRAPHICS9.5PADSSDD_HOMECOMMONWIN32BIN;C:MENTORGRAPHICS9.5PADSSDD_HOMECOMMONWIN32LIB;%MGC_HOME%BIN;%MGC_HOME%LIB;%SYSTEMROOT%SYSTEM32;%SYSTEMROOT%;%SYSTEMROOT%SYSTEM32WBEM;%SYSTEMROOT%SYSTEM32WINDOWSPOWERSHELLV1.0;C:PROGRAM FILESCOMMON FILESTHUNDER NETWORKKANKANCODECS;C:PROGRAM FILESINTELINTEL(R) MANAGEMENT ENGINE COMPONENTSDAL;C:PROGRAM FILESINTELINTEL(R) MANAGEMENT ENGINE COMPONENTSIPT;C:PROGRAM FILES (X86)INTELINTEL(R) MANAGEMENT ENGINE COMPONENTSDAL;C:PROGRAM FILES (X86)INTELINTEL(R) MANAGEMENT ENGINE COMPONENTSIPT;C:Program FilesWIDCOMMBluetooth Software;C:Program FilesWIDCOMMBluetooth Softwaresyswow64;C:Program FilesGitcmd;C:QtQt5.11.15.11.1mingw53_32in;C:QtQt5.11.1Toolsmingw530_32in
4、linux下内核文件进入
cd /lib/modules/`uname -r`/kernel/fs
5、vim错误描述
Taglist: Exuberant ctags (http://ctags.sf.net) not found in PATH. Plugin is not loaded.
解决方法：
根据参考资料的提示，可知那是因为当前系统没有安装ctags导致的，安装一个即可：sudo apt-get install ctags