| In my current program it gives me this error. It points to the method below in my program. 
 
 
	Method update_tiles()
	
		For Local i:Int = 0 To 8
		
			DrawImage tiles,t.txpos+50,t.typos,frame
			
			frame:+1
				
			If frame >= 8	 Then frame = 0
							
		Next
		
	End Method
 
 Here is the whole code
 
 
 
Strict
Rem 
MapEditor Version 0.1
Author   : Amon
Compiler : BlitzMax
EndRem
Incbin "backblock.png"
Incbin "icon.png"
Graphics 800,600,16,0
tiles:TImage = LoadAnimImage("incbin::backblock.png",50,50,0,9,MASKEDIMAGE)
Global map:Int[16,12]
Global xoff:Int, yoff:Int, number:Int
number = 0
Type tile
	Global tilelist:TList = CreateList()
	
	Field xpos:Int,ypos:Int
	
End Type
Type tileset
	Global tilesetlist:TList = CreateList()
	Field txpos:Int, typos:Int
	
	Global frame = 0
	
	Function create_tileset()
		
		t:tileset = New tileset
		t.txpos = 0
		t.typos = 550
		ListAddLast tilesetlist,(t)
		
			
	End Function
	
	Method update_tiles()
	
		For Local i:Int = 0 To 8
		
			DrawImage tiles,t.txpos+50,t.typos,frame
			
			frame:+1
				
			If frame >= 8	 Then frame = 0
							
		Next
		
	End Method
	
End Type
create_tileset()		
Repeat 
	Cls
	
		For Local t:tileset = EachIn tilesetlist
	
			t.update_tiles()
			
		Next
	
	Flip
	
Until KeyHit(KEY_ESCAPE)
 
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