I tested the viewmol menu entry in KDE, and here it worked. So it is Gnome not understanding Path=$HOME. No idea if it is according to the specification or not. Perhaps the problem is with Gnome and not viewmol?
-- Happy hacking Petter Reinholdtsen -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org