[xmonad] Error message when launching Firefox

[Don Stewart]

roma:
> * Ricardo Martins <ricardo at scarybox.net> [2009-01-20 16:51:08+0000]
> > This happens only when launching firefox from a keybinding or through dmenu
> > (also launched from a keybinding).
> > 
> > I'm using the xmonad darcs from yesterday (19). xmonad 0.8.1 doesn't suffer from
> > this problem nor do other WMs (openbox and awesome), so I guess it's due to
> > something that changed between 0.8.1 and yesterday. Launching firefox in the
> > affected version from a terminal also has no problems.
> 
> I doubt it has something to do with WM. You'd rather investigate how
> firefox is started. Maybe the cause is the difference in environment
> variables?

The semantics of how we fork processes changed in the head.

Spencer, thoughts?

-- Don