Can't Append to Xcode with 4.6.2f1

Hello, I installed 4.6.2f1 build the Xcode project added some native code, and now can't Append to Xcode (6.1) Error building Player: ArgumentException: An Element with the same key already exists in the dictionary. On Issue Tacker: http://issuetracker.unity3d.com/issues/error-when-trying-to-append-a-project-after-removing-unity-iphone-tests-target-in-xcode but still not fixed, don't know where to go or what to fix or where to look at. Any kind of help please.