The stacktrace is not very helpful unfortunately. Is the problem reproducable in some way?
** Changed in: synaptic (Ubuntu) Status: Confirmed => Needs Info -- [apport] synaptic crashed with SIGSEGV in pkgDepCache::ActionGroup::ActionGroup() https://launchpad.net/bugs/85863 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs