## Steps to Reproduce <!-- Please tell us exactly how to reproduce the problem you are running into. Please attach a small application (ideally just one main.dart file) that reproduces the problem. You could use https://gist.github.com/ for this. If the problem is with your application's rendering, then please attach a screenshot and explain what the problem is. --> 1. Install Xcode 10.2 or later. 2. ``` $ flutter create test_create $ cd test_create $ flutter build ios $ open ios/Runner.xcworkspace ``` 