Maybe you hasve installed chrome on you OpenVZ. But the fact is that you can't open you chrome.
This is cause by the OpenVZ does not support the Chrome's sandbox.
You can run Chrome without sandbox by running special commamd under terminal:
What's more, if you want to run under root user, you can by running the command under terminal:
google-chrome --no-sandbox –user-data-dir
未经允许不得转载：VPS啦 » How to run chrome in you OpenVZ with VNC