ERRO EM MOD DE OTC!

Galera no meu OTC tem um mod que n funciona o botao 'OK' e no terminal(CTRL + T) apareçe esse erro:

aki estao os arquivos:

home_invite/home.lua

function init()
  guildButton = modules.client_topmenu.addLeftGameToggleButton('HomeButton', tr('Casa'), '/modules/home_invite/home', toggle, true)
  guildButton:setOn(true)
  
  homeInvite = g_ui.displayUI('homeinvite')


  g_keyboard.bindKeyDown('Escape', homeCancel)
end

function toggle()
  local menu = g_ui.createWidget('PopupMenu')
  menu:addOption("Convidar Amigo", function() homeInvite:setVisible(true) end)
  menu:display()
end

function homeinvite()
  local text = homeinvite:getChildById('homeInviteText'):getText()
  g_game.talk('oi ' .. text)
  homeinvite:setVisible(false)
end

function homeCancel()
  homeInvite:setVisible(false)
end

home_invite/homeinvite.otui

MainWindow
  id: inviteHomeWindow
  text: Convidar Amigo
  height: 110
  width: 260
  visible: false
  Label
    id: inviteHomeLabel
    text: Nome do Jogador
    anchors.top: parent.top
    anchors.left: parent.left
  TextEdit
    id: inviteHomeText
    anchors.top: inviteHomeLabel.top
    anchors.right: parent.right
    anchors.left: parent.left
    margin-top: 17
  Button
    id: buttonCancel
    text: Cancelar
    width: 109
    anchors.bottom: parent.bottom
    anchors.right: parent.right
    @onClick: homeCancel()
  Button
    id: buttonOk
    text: Ok
    width: 109
    anchors.bottom: parent.bottom
    anchors.left: parent.left
    @onClick: homeinvite() 

PF ME AJUDA

REP+ E VLW!

@up