flutter run
にて
Launching lib/main.dart on iPhone X in debug mode... Running Xcode build... Xcode build done. 1.3s Failed to build iOS app Error output from Xcode build: ↳ ** BUILD FAILED ** Xcode's output: ↳ === BUILD TARGET Runner OF PROJECT Runner WITH CONFIGURATION Debug === Debug.xcconfig line 1: Unable to find included file "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig" Debug.xcconfig line 1: Unable to find included file "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig" The use of Swift 3 @objc inference in Swift 4 mode is deprecated. Please address deprecated @objc inference warnings, test your code with “Use of deprecated Swift 3 @objc inference” logging enabled, and then disable inference by changing the "Swift 3 @objc Inference" build setting to "Default" for the "Runner" target. === BUILD TARGET Runner OF PROJECT Runner WITH CONFIGURATION Debug === diff: /Podfile.lock: No such file or directory diff: /Manifest.lock: No such file or directory error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation. Could not build the application for the simulator. Error launching application on iPhone X.
cd ios rm Podfile rm Podfile.lock cd .. flutter packages get flutter run
だめ
https://github.com/bizz84/layout-demo-flutter/issues/3
ここにあった、cd ios
pod install
するとOK