Entitlements are not valid

Question

Recently, I have upgraded my iPhone SDK OS from version 2.2.1 to 3.0 version. After that, while building my application, I get an error that the provisioning profile has exp

Answer 1

I had this issue as well. As it turned out, sure I had edited a configuration to support ad hoc, and sure I was building using the distribution configuration. BUT. I hadn't edited the distribution configuration's properties, but the release's instead (I thought I was editing the distribution).

This might not be it. But even though you're certain, double check you're using the correct configuration, and that this configuration is adjusted properly.