title: how to fix Archive Runner fail in flutter?
body: <p>I made an app using a flutter and I want to distribute it to the app store. However, if I run  archive, It has fail.</p>
  
  <p>flutter clean
  flutter getpackage
  flutter upgrade and update</p>
  
  <p>product clean in xcode</p>
  
  <p>but I has success product -> build</p>
  
  <p>just when I distribute the app to archive. I got fails...</p>
  
  <p>Building AOT snapshot in release mode (ios-release)...<br>
  Dart snapshot generator failed with exit code -9
  Building AOT snapshot in release mode (ios-release)...            309.0s (!)
  Built to build/aot/.
  Snapshotting (IOSArch.arm64) exited with non-zero exit code: -9
  cp: build/aot/App.framework: No such file or directory
  error: cannot parse the debug map for 'build/aot/App.framework/App': No such file or directory
  Failed to generate debug symbols (dSYM) file for build/aot/App.framework/App.</p>