error: failed to attach to process ID 0

Question

I have been reading the forums and so far none of the solutions suggested works for me. I\'m running Xcode 4.4.1 and testing in iPhone 5.1 simulator. The simulator won\'t op

Answer 1

Sometimes this problem arises from having two targets in a project, both using the same bundle identifier but building products with distinct names.

Deleting the application on the device/simulator solves the problem, as it has been said earlier.