ubuntu虚拟系统打开黑屏无响应

https://jingyan.baidu.com/article/c910274b2eb3d38d371d2d6b.html
https://blog.csdn.net/what_about_us/article/details/81207926

ubuntu下安装vim失败

• 问题

The following packages have unmet dependencies:
vim : Depends: vim-common (= 2:7.3.429-2ubuntu2) but 2:7.3.429-2ubuntu2.1 is to be installed
E: Unable to correct problems, you have held broken packages.

• 解决

a.先执行$ sudo apt-get remove vim-common 卸载vim-common
b. 再进行安装vim，执行$ sudo apt-get install vim
遇到其他软件安装问题 也可以尝试这个解决方法