What version of Ubuntu do you use? Could you get a backtrace with libglib2.0-0-dbg libgtk2.0-0-dbg sound-juicer-dbgsym installed?
What version of Ubuntu do you use? Could you get a backtrace with libglib2.0-0-dbg libgtk2.0-0-dbg sound-juicer-dbgsym installed?