Comment # 9 on bug 1207939 from Toby Breckon

(In reply to Takashi Iwai from comment #8)
> ... or it might be something else on TW; just look for what package provides
> libgstfluidsynth.so on TW if that package doesn't match.

toby@breckon[~] zypper se --provides --match-exact libgstfluidsynth.so 
Loading repository data...
Reading installed packages...

S  | Name                           | Summary                   | Type
---+--------------------------------+---------------------------+--------
i+ | gstreamer-1_0-plugins-buzztrax | Buzztrax GStreamer plugin | package

reinstall of  libgstfluidsynth.so makes no change.

Solution: remove gstreamer-1_0-plugins-buzztrax + buzztrax dependancy.