It's working for me, I'm not on amd64 though. I tihnk file roller should use ar which should be installed by package binutils. Is ar installed on your system?
** Changed in: file-roller (Ubuntu) Status: Unconfirmed => Needs Info -- File Roller can't view or extract deb files https://launchpad.net/bugs/70187 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs