Compiling Error

[obscuryth]

I had a UTF-8 Error before, after moving the Source Code from D: to C: drive it's gone, now more errors showed up. Is there any way to fix it? (If so How)

source/Main.hx:81: characters 61-65 : Float should be Int
source/Main.hx:81: characters 61-65 : ... For optional function argument 'updateFramerate'
source/Main.hx:81: characters 61-65 : ... For function argument 'child'
source/FNFCamera.hx:135: characters 33-44 : Class<flixel.FlxG> has no field initialZoom
source/states/FreeplayState.hx:211: characters 25-28 : Static access to instance field add is not allowed
source/states/FreeplayState.hx:220: characters 25-28 : Static access to instance field add is not allowed
source/states/MainMenuState.hx:211: characters 25-28 : Static access to instance field add is not allowed
source/states/MainMenuState.hx:234: characters 27-30 : Static access to instance field add is not allowed
source/states/MainMenuState.hx:255: characters 27-30 : Static access to instance field add is not allowed