PlayerHUD

Error while running the chunk
  [string "Mods/Addons/PlayerHUD/PlayerHUD.lua"]:861: attempt to index local 'id' (a nil value)
  func: __index, metamethod, line: -1, defined: C, line: -1, [C]
    func: ManaCheck, global, line: 861, defined: Lua, line: 860, [string "Mods/Addons/PlayerHUD/PlayerHUD.lua"]
      func: ?, ?, line: 1027, defined: Lua, line: 1008, [string "Mods/Addons/PlayerHUD/PlayerHUD.lua"]