Nothing at all to do with mounting a partition - it's a kernel oops in zlib_inflate. It may help to clean the CD/DVD, to burn the CD/DVD at a lower speed, or to clean the CD/DVD drive lens (cleaning kits are often available from electronics suppliers).
** Changed in: ubiquity (Ubuntu) Sourcepackagename: ubiquity => linux-source-2.6.17 ** Changed in: linux-source-2.6.17 (Ubuntu) Status: Needs Info => Confirmed ** Summary changed: - Installer crashed + oops in zlib_inflate -- oops in zlib_inflate https://launchpad.net/bugs/67462 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs