This is no gtk-sharp2 bug but a mono bug. gtk-sharp2 does not depend on libmono-cairo2.0-cil but libmono-cairo1.0-cil.
See https://launchpad.net/distros/ubuntu/+source/mono/+bug/65238 and http://bugzilla.ximian.com/show_bug.cgi?id=80028 ** Changed in: gtk-sharp2 (Ubuntu) Status: Unconfirmed => Rejected -- installation of libgtk2.0-cil should be dependent on libmono-cairo2.0-cil https://launchpad.net/bugs/69775 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs