title: In App Purchasing In Android: Purchase signature failed
body: <p>I purchased an item using test account. I purchased an item as <code>android.test.purchase</code> but when refresh an activity i am getting following error:-</p>
  
  <blockquote>
    <p>Error:Failed to query inventory: IabResult : Error refreshing
    inventory (querying owned items).(response : 1003 : Purchase signature
    verification failed)</p>
  </blockquote>
  
  <p>If anyone have idea about this issue. Please reply.</p>