App freezes in the login area

Please exit the app via the multitasking bar.
Proceed as follows:
  • From the Home screen, click the Home button twice.
  • Tap and hold on the app.
  • When it starts to jiggle, tap the HT5137--minus-001-en to close it.
  • Double-click the Home button and try opening the app again.

  • http://support.apple.com/kb/ht5137