% file /usr/share/pixmaps/touchpad.png /usr/share/pixmaps/touchpad.png: PNG image data, CORRUPTED, Also, the icon does does not show up in the Preferences menu. Opening it with eog gives errors as well. Phil.
thx for your report; this bug is also tracked upstream. http://sourceforge.jp/tracker/index.php?func=detail&aid=11265&group_id=1720&atid=6433 I fixed it in the devel branch and will update to F8 in a few days.