im creating a map for wild wind

im trying to create a new and bigger map for the wild wind but got a huge problem: i cant edit a huge stripe at the map end ...
is there anyone who can help me fixing this?


i did edit the mapcode to get a bigger map like i did in native maps but in here it doesnt work

mapcode
256 none none 0.000000 0.000000 100.000000 100.000000 -100.000000 0x30000503000005003fffffff00004d4b00005dd800004e37 
  0
  0
outer_terrain_plain

shredzor pls answer this thread iam the map maker and i realy need a fix for that