Your /var/cache/archives/*.deb files are corrupted, probably due to misbehaving hardware or network corruption; remove them and reupgrade.
dpkg-deb: `/var/cache/apt/archives/libc6-i386_2.11.1-0ubuntu7_amd64.deb' is not a debian format archive ** Changed in: gtk+2.0 (Ubuntu) Status: New => Invalid -- package gtk2-engines-pixbuf 2.20.0-0ubuntu4 failed to install/upgrade: subprocess dpkg-deb --control returned error exit status 2 https://bugs.launchpad.net/bugs/580367 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gtk+2.0 in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs