title: Google Play error "Error while retrieving information from server [DF-DFERH-01]"
body: <p>I'm just finishing a game for android and I'm testing out the in app purchase functions. I'm sending testing using android.test.purchased </p>
  
  <p>It was working fine until a few hours ago. But now when I click the "accept and buy" in google play, the store gives the error.</p>
  
  <blockquote>
    <blockquote>
      <p>Google play error "Error while retrieving information from server [DF-DFERH-01]"</p>
    </blockquote>
  </blockquote>
  
  <p>Does anyone know what this error means?</p>