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

This issue occurs again in Xcode 10.2. You must download and install the following package from Apple. It provides Swift 5 Runtime Support for Command Line Tools.

https://support.apple.com/kb/DL1998?locale=en_US