Since I just hit my head against the wall for a couple of hours,
I'll see if I can spare others the trouble. (Cudos to Janne for
hints on this one.)


You want to generate dynamic graphics in a command line app or a
servlet in unix, never actually displaying anything. You get a
"connection to X11 server refused" error, because an X server is not
running or you don't have permissions to access it.



start [Java] with {{-Djava.awt.headless=true}}.
See []

Be also prepared for {{HeadlessExceptions}}, which get thrown if you do anything
that would actually require a windowing system. --[JanneJalkanen]

__Older JDK's:__

See if you can install xvfb, a virtual X server, made for nasty
software just like [AWT]-based [Java]. Or, see if you can use PJA, 


Text by [ebu].


[JanneJalkanen]: This reminds me, are there any good [alternatives to AWT]?

[Category Java]