found the : ramfs from the error message on this link: https://launchpad.net/ubuntu/+source/initramfs-tools
a kernel source best niels -- initial installation of livecd and installation halts https://bugs.launchpad.net/bugs/138186 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs