无法编译运行，永远报错，一直报错

[endvin]

Ask the maintainers of file_picker to either avoid referencing a default implementation via platforms: macos: default_package: file_picker or add an inline implementation to file_picker via platforms: macos: pluginClass or dartPluginClass.

Package file_picker:windows references file_picker:windows as the default plugin, but it does not provide an inline implementation.
Ask the maintainers of file_picker to either avoid referencing a default implementation via platforms: windows: default_package: file_picker or add an inline implementation to file_picker via platforms: windows: pluginClass or dartPluginClass.

Xcode build done. 8.9s
Failed to build iOS app
Swift Compiler Error (Xcode): Type 'UIApplication' does not conform to protocol 'Launcher'
/Users/admin/.pub-cache/hosted/pub.dev/url_launcher_ios-6.3.0/ios/url_launcher_ios/Sources/url_launcher_ios/Launcher.swift:21:0

Uncategorized (Xcode): Command SwiftEmitModule failed with a nonzero exit code

Could not build the application for the simulator.
Error launching application on iPhone SE (3rd generation).

Exited (1).