This is, most likely, an initramfs-tools problem
** Changed in: casper (Ubuntu) Sourcepackagename: casper => initramfs-tools -- Amd64/i386 initrd do not contain jmicron.ko module https://launchpad.net/bugs/63085 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs