[Paraview] client/server display problem

[Christoph Moder]

> I have paraview compiled with mpich using rsh instead of ssh, would this 
> create a problem when running.

On many systems rsh is a link to ssh.

> My server connects to my client and launches the splashscreen but then 
> hangs with "unable to open display".
> Everything works fine without mpirun?

Remote connections to the X server are often disabled (startx --nolisten 
tcp). But ssh can be told to forward all X connections; write in your 
~/.ssh/config:
HOST *
   ForwardX11 yes

Christoph