[PD] Application initialization failed: no display name and no $DISPLAY environment variable

Roman Haefeli reduzent at gmail.com
Sat Mar 22 20:58:57 CET 2014

On Sam, 2014-03-22 at 19:27 +0200, Alexandros Drymonitis wrote:
> Just installed Pd in my Udoo quad with sudo apt-get install puredata
> and all the necessary files appear to be where they should but when I
> type /usr/bin/puredata (or pd) I get the above message and then
> 'watchdog: signaling pd...' without anything else happening.

Pd doesn't know where to display its GUI.

> I'm logging in udoo with ssh. What do I need to do?

Depends on what you want. You can use X11 forwarding (ssh -X) in order
to display Pd's windows on your local machine. Or you can run an X
session on your Udoo and connect to your Udoo with VNC.


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