have you checked this? http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=377689
they talk about the issue in depth i would try theirs recomendation and report back about it -- security policy error with hald after latest updates https://launchpad.net/bugs/58165 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs