I would highly suggest contacting glu. I just had this not work a month ago. I attempted a restore from both iCloud and my computer and neither transferred anything other than my achievements....all weqpons, platinum eagles, gold, $$$, level, etc w…
I finally got an offical response from glu...in short, if you bought gold and then used gold to purchase a wepon you are SOL. I am sure there will be plenty of unhappy users when the next ipad version comes out.
Their response...
This game cannot…