Headless continuous integration with Jenkins

Question

I’m trying to set up Jenkins on a RackSpace ArchLinux Cloud Server, but I’ve been unable to.

Whenever I try to access Jenkins site, I get this error:

Answer 1

I had the same problem.
I'm using MobaXterm as a terminal for my linux account, and for me the solution was in MobaXterm. I had to enable X11 under Settings --> Configurations.