@Lutfi: could you please run (in a terminal): $ sudo sh -x /var/lib/dpkg/info/rkhunter.postinst configure
and post what it prints then? Thanks, michael -- package update-manager 1:0.93.18 failed to install/upgrade: ErrorMessage: SystemError in cache.commit(): E:Sub-process /usr/bin/dpkg returned an error code (1) https://bugs.launchpad.net/bugs/276606 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs