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

This was what fixed it for me. (I had already tried toggling the capabilities on/off, recreating the provisioning profile, etc).

In the Build Settings tab, in Code Signing Entitlements, my .entitlements file wasn't link for all sections. Once I added it to the Any SDK section, the error was resolved.