Just installed Ubuntu 12.04 LTS 64 bit alongside Haiku and didn't get this dialog.
Closing this bug as it looks like it has been fixed. ** Changed in: ubiquity (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/859008 Title: Installer shows "Bootloader install failed" dialog when installing alongside Haiku To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/859008/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs