billboard error

--[[

        ***********************************************
        * Description of an Entry for the Billboards:  *
        ***********************************************

            {
                title = Name for the Billboard,
                If no Name is given: default = bb_item1_item2_item3

                Recipe to craft:
                item1 = 1. Item for the recipe
                item2 = 2. Item for the recipe
                item3 = 3. Item for the recipe

                If an Item missed, default for:
                item1 = sign_wall_wood
                item2 = white
                item3 = white

                Size of the Billboard in Blocks
                scale = number
                If no scale is given, the default number is 1

                filename = Filename for the Image
                If no filename is given, the filename = bb_item1_item2_item3

                Typ of the taken Image (must be in textures):
                imgtyp = "Typ"
                If no Typ is given, the typ is png.

            }

--]]

boardlist =
        {

            {
                title = "Aikido Billboard",
                item1 = "sign_wall_wood",
                item2 = "white",
                item3 = "white",
                scale = 3.0,
                filename = "aikido",
                imgtyp = "jpg"
            },

            {
                title = "Detergen Billboard",
                item1 = "sign_wall_wood",
                item2 = "yellow",
                item3 = "yellow",
                scale = 3.0,
                filename = "detergen",
                imgtyp = "jpg"
            },

            {
                title = "Mesedrink Billboard",
                item1 = "sign_wall_wood",
                item2 = "black",
                item3 = "yellow",
                scale = 3.5,
                filename = "mesedrink",
                imgtyp = "jpg"
            },

            {
                title = "Meseforte Billboard",
                item1 = "sign_wall_wood",
                item2 = "green",
                item3 = "blue",
                scale = 3.0,
                filename = "meseforte",
                imgtyp = "png"
            },

            {
                title = "Mesewave Billboard",
                item1 = "sign_wall_wood",
                item2 = "blue",
                item3 = "yellow",
                scale = 2.0,
                filename = "mesewave",
                imgtyp = "jpg"
            },

            {
                title = "Newspaper Billboard",
                item1 = "paper",
                item2 = "black",
                item3 = "orange",
                scale = 2.5,
                filename = "newspaper",
                imgtyp = "jpg"
            },

            {
                title = "Army Billboard",
                item1 = "paper",
                item2 = "green",
                item3 = "green",
                scale = 2.0,
                filename = "army",
                imgtyp = "png"

            }
        {
                title = "statue-of-liberty Billboard",
                item1 = "sign_wall_wood",
                item2 = "blue",
                item3 = "yellow",
                scale = 2.0,
                filename = "statue-of-liberty",
                imgtyp = "jpg"
            },

    } -- bb_boardlist