Xcode: failed to get the task for process

Question

I\'ve run in release mode my app on a iPhone with Xcode 4.

Everything worked great until when I switch to the simulator and I switched back to the iPhone. After swit

Answer 1

I switched back to "Automatic" on the build settings provisioning profile for "Debug" and left the release certificate profile unchanged, mine worked. Tried the other answers. nothing worked. Didn't want to have to reconfigure my certificates. Automatic on the provisioning profile did the trick