When plugging my iPhone in and starting the Xcode organizer, a yellow circle next to the device show me that \"This device is busy or otherwise unusable by Xcode.\" The Orga
Target path to directory has been changed since Xcode 3.
If you have same issue in Xcode 8 then follow next steps:
~/Library/Developer/Xcode/iOS DeviceSupport/
Source: Apple Developer Forum