title: Xamarin.iOS Error : This copy of libswiftCore.dylib requires an OS version prior to 10.14.4
body: <p><strong>Error: This copy of libswiftCore.dylib requires an OS version prior to 10.14.4</strong> occurs while launching the iOS app using Xamarin.UITest for iOS.</p>
  
  <p>Environment : MAC OS- 10.14.4
  Visual studio for mac (Enterprise) - 8.0.2 (build 23)
  Xamarin.iOS - 12.8.0.0 
  Xcode - 10.2</p>
  
  <p>Tried multiple workarounds mentioned in Xamarin communities, neither worked. </p>
  
  <p><a href="https://github.com/xamarin/xamarin-macios/issues/5816" rel="nofollow noreferrer">https://github.com/xamarin/xamarin-macios/issues/5816</a></p>