Cartographer

Error while running the chunk
  [string "Mods/Addons/Cartographer/Scripts/Resources.lua"]:1941: attempt to call a table value
  func: (for generator), local, line: -1, defined: C, line: -1, [C]
    func: ?, ?, line: 1941, defined: Lua, line: 1938, [string "Mods/Addons/Cartographer/Scripts/Resources.lua"]
      func: ?, ?, line: 1956, defined: main, line: 0, [string "Mods/Addons/Cartographer/Scripts/Resources.lua"]