I also see the 'No operating system' from the bios. If it is the same underlying problem, I don't know. Mine went away using the Windows version of syslinux with the -m switch (to install to MBR) on the pendrive.
-- Missing Operating System [message at boot] https://bugs.launchpad.net/bugs/277903 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs