Trial Bug

hey i from indonesia i use the trial minecraft win 10 edition, i found a bug.i download a map in april on mcpedl its map time trial its 00:00 i can't build.i open my minecraft world in June and it just crashed. i hope its no crashed again and its not crashed again and i can use cheats and i can use time trial is 00:00 and i can build and moreee. donate me please fulll version of minecarft win 10 edition :v