Hi, need urgent help/fix. i am using LG nexus 4 and the game was running fine up-til 2 days ago. As soon as i press token to go into the token area in order to buy, the game crashes. Tried restarting the phone but no use. this has costed my couple of matches

the only thing that changed was i upgraded to android 4.3.. not sure whether its the reason...Need urgent help!!!