passbook not working

Try the following:

1. Open Settings.
2. Open General.
3. Open Date & Time.
4. Switch the Set Automatically setting to Off.
5. Open Set Date & Time.
6. Set the date to a year ahead.
7. Go back to the Home screen and open Passbook.
8. Tap the App Store button. The App Store should load.
9. Go back to Date & Time and turn on Set Automatically.

THanks to: https://discussions.apple.com/thread/4310832

Didn't work for me

Worked for me! Thanks

Did not work for me. 😟

Did work the first time I did the "change date" thing but it is not working anymore... :-(