Connect to google leaderBoard

Hi i fallow

http://coronalabs.com/blog/2013/06/25/tutorial-introducing-google-play-game-services/

But when i click my button my img ToMenu move only once, so i invoke only gameNetworkSetup()

local function loadLocalPlayerCallback( event )     ToMenu.y = 200;     gameNetwork.show( "leaderboards" )     return true end local function gameNetworkLoginCallback( event )     ToMenu.x = 150;    gameNetwork.request( "loadLocalPlayer", { listener=loadLocalPlayerCallback } )    return true end local function gpgsInitCallback( event )     ToMenu.y = 50;    gameNetwork.request( "login", { userInitiated=true, listener=gameNetworkLoginCallback } ) end local function gameNetworkSetup()     ToMenu.x = 100;     gameNetwork.init( "google", gpgsInitCallback ) end local function submitScoreListener(event)     gameNetworkSetup() end

What i can do wrong?

i config my build setting, send app to alfa on google play?

E:

There’s my build.setting in section setting

android =     {         googlePlayGamesAppId = "some numbers",     },          plugins =     {         ["CoronaProvider.gameNetwork.google"] =         {             -- required             publisherId = "com.coronalabs",         },     },