cant load flash file kdz or tot for lg d335 with z3x

I just activated my z3x for lg
now i want to flash lg d335
i download D335_20b_00 UNITED ARAB EMIRATES.kdz from suport and when i want to choose flash file in mtk android tool show external exception EEFFACE

how can i flash kdz or tot file for lg mtk phone with z3x?