Desktop CDs (Live CDs) suggest a minimum of 192 MB of RAM. This may be the cause of the problem.
It is possible edgy makes more use of the expected 192 MB of RAM, when compared to the dapper CDs. -- edgy live cd fails to boot on old machine https://launchpad.net/bugs/60940 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs