Job: Help fixing NS Crafting Table Lua Error

I need help fixing this error in my nutscript crafting table.

[ERROR] gamemodes/mafiarp/plugins/crafting/sh_menu.lua:13: bad argument #1 to 'format' (string expected, got nil)

 1. format - [C]:-1

  2. Init - gamemodes/mafiarp/plugins/crafting/sh_menu.lua:13

  3. Create - lua/includes/extensions/client/panel/scriptedpanels.lua:37

   4. unknown - gamemodes/mafiarp/plugins/crafting/entities/entities/nut_craftingtable.lua:34

   5. func - gamemodes/nutscript/gamemode/core/libs/thirdparty/sh_netstream2.lua:155

    6. unknown - lua/includes/extensions/net.lua:32