this is a regression caused introduced between: libgtk2.0-0 2.24.6-0ubuntu1 libgtk2.0-0 2.24.5-0ubuntu7
downgrading to 2.24.5-0ubuntu7 fixes the problem
this is a regression caused introduced between:
libgtk2.0-0 2.24.6-0ubuntu1
libgtk2.0-0 2.24.5-0ubuntu7
downgrading to 2.24.5-0ubuntu7 fixes the problem