I have received a "HeadPLUS failed to move" prompt on the edelkrone app, what should I do? Ashley October 12, 2018 20:14 Please check out our tutorial below for instructions on troubleshooting the HeadPLUS. Related articles How do I adjust the center of gravity of the HeadPLUS? My Slide Module v2 is displaying a "failed to move" error message. What can I do? Why is the firmware of the HeadPLUS not updating for me? I am getting "Slide Module failed to move" warning. What do I do? Comments 0 comments Please sign in to leave a comment.