libglibmm-2.4-1c2a 2.29.11-0ubuntu1 is now available for amd64 and bug 833503 confirms that ubiquity fails on this arch as well.
libglibmm-2.4-1c2a 2.29.11-0ubuntu1 is now available for amd64 and bug 833503 confirms that ubiquity fails on this arch as well.