ZMR250 Mini Quad Maiden and Crash - Narrowly Avoiding Water!

Video Channel
Please help us to find bad videos. Broken or unappropriated video content?
First flight of my ZMR-250 mini quad build. Something happened during the flight that caused it to flip, only just missed the water thankfully and no real damage! Got lucky but not sure why it happened in the first place!
PIDs used were these -
Fpvracer.lt is not the owner of this text/video/image/photo content, the real source of content is Youtube.com and user declared in this page publication as Youtube.com user, if you have any question about video removal, what was shared by open community, please contact Youtube.com directly or report bad/not working video links directly to video owner on Youtube.com. Removed video from Youtube.com will also be removed from here.