Arrival problem hehe help

[Jamzilla12]

 ok I just create my map u see I have a problem when I test it out my char doesnt move like ur stuck in an invisible box and when just stand the monitor blinks its like ur dropping out of the sky and the map blinks well I just type the numbers below in arrival yaw and other Y,Z, and X you know like that well its still wont work pls help me
Height:400
Width:15000
Boundary:15000

[Ruby1234]

Well, your character is going all glitchy because you have the boundary the same as the map's width. Try putting 10 for the boundary. That makes it so you have a lot of room on the map, but can't fall off the edge of it.