Need help please fnf compile

C:/HaxeToolkit/haxe/lib/flixel/4,9,0/flixel/graphics/tile/FlxDrawBaseItem.hx:9: characters 8-32 : Type not found : openfl.display.Tilesheet
C:/HaxeToolkit/haxe/lib/flixel/4,9,0/flixel/graphics/tile/FlxDrawTilesItem.hx:10: characters 8-32 : Type not found : openfl.display.Tilesheet
C:/HaxeToolkit/haxe/lib/flixel/4,9,0/flixel/graphics/FlxGraphic.hx:15: characters 8-32 : Type not found : openfl.display.Tilesheet
export/release/windows/haxe/ApplicationMain.hx:298: characters 1-8 : Build failure