My H-King Bixler 1.1 EPO 1400mm Glider wouldn't fly? Did I sort it out?

Second round of test flights of my H-King Bixler 1.1 EPO 1400mm Glider. Maiden didn't go well. Climbing like crazy and dolphining. Did I find out and solve the problem? Maiden video is here    • A non-too successful maiden for my Bixler