Actually, IIRC at least with GTK+ 2.8, there was some tricky handling one had to do to get a program to survive any system tray. I'm not sure what has changed since then, but this could easily be that GTK+ bug cropping up.
Actually, IIRC at least with GTK+ 2.8, there was some tricky handling one had to do to get a program to survive any system tray. I'm not sure what has changed since then, but this could easily be that GTK+ bug cropping up.