Our phonegap app builds fine for the iphone simulator but generates linker errors when building the app on an iphone. the only thing that changed was installing testflight a
Sorry if this might seem like a trite answer, but the following steps are usually what I always do when I see linker errors :
git submodule update --init --recursiveRinse and Repeat.
In case you have any modules that are not being references correctly, head over to your Build Phases, REMOVE the modules that are troubling you and re-add them.