How to fix “no valid 'aps-environment' entitlement string found for application” in Xcode 4.3?

Question

I\'ve been trying very very hard to create a simple simple iOS app which can recieve push notifications. My only reason for doing this is to establish a procedure for some

Answer 1

It took me hours to solve it. Given that someone is using custom scripts to sign and pack while others are using xcode itself, there's only one way to check what ended in your app. Dump you entitlements with

codesign --display --entitlements :- path/to/MyApp.app

and check aps-environment and application-identifier.