I am encountering this error when I am loading an Ad Hoc build of my Push Notification enabled iPhone app onto my device:
no valid aps-environment entitle
if you didn't write the original code and aren't 100% sure on how it works, make sure that you have it set up to receive the right type of push notification token. had a problem where the app i was working on was only set up tokens on a release build. it's worth a try if nothing else works and you think your code is set up properly -- find the steps online somewhere to do a ad-hoc build and try it