How can I specify a display?

Question

When I run some programs over SSH, such as firefox &, I get an error

Error: no display specified 

I would like to open ma

Answer 1

Even i faced the same in CentOS 6.8.

yum reinstall xorg*

End your current session and open another session in tool like mobiXterm. Make sure session has X11 forwarding enabled in the tool.