i created a height map and a mask and i read the documaentary but heres the problem it keeps saying (my example) "SnowpacklandMap.map.png" not found and i tried everything when doing this i took away the .map and left snwpacklandMap.png and i took away the.png to have i snowpacklandMap.map and tried bth together plz tell me how to get it to work and how to get the Mask working *other problems* *so when i typd in my mask it says they foud tht one but the mask does not mach what i want*