dyld: Library not loaded: @rpath/libswiftCore.dylib

Question

I am trying to run a Swift app on my iPhone 4s. It works fine on the simulator, and my friend can successfully run it on his iPhone 4s. I have iOS 8 and the official release

Answer 1

Let's project P is importing custom library L, then you must add L into

P -> Build Phases -> Embed Frameworks -> +. That works for me.