Running the contributed command: 'vim.Esc' failed

<img width="1440" alt="screen shot 2017-12-11 at 3 22 38 pm" src="https://user-images.githubusercontent.com/15160023/33821731-914ca58c-de87-11e7-8696-665586104827.png">

Any ideas why? I had to restart every time this occurs.

Thanks!
