Until very recently, instruments worked fine. I don\'t know what I did to make it mad, but now it won\'t attach to any device that I try to Profile with; no device at all. I
Have you also installed the latest developer builds of XCode 4.2 w/ the iOS 5.0 builds? I've found that even if you install it in a separate directory, it does something to the instruments in the original XCode 4 directory. Using the latest version of XCode will allow you to use it properly.