Thanks, that confirms that this isn't a bug with the lubuntu theme; which means it's a hardware-specific bug instead.
Can you please boot with the option 'plymouth:debug=/var/log/plymouth- debug.log' added to the kernel commandline, and attach the resulting file? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/966403 Title: Lubuntu Install (entire disk with encryption) doesn't prompt for disk password. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/plymouth/+bug/966403/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs