Because it seems that many people have trouble setting up ubiboot environment correctly, I have released a special SailfishOS-version of ubiboot-02-0.3.5 This version contains preconfigured scripts to boot Harmattan and any release of SailfishOS installed to normal location on ALT_OS partition. Additionally, there are only 2 icons on the startup screen. The l2-fixed kernel and harmattan preinit file si included Get the version from here. Read the documentation before installing. so there.