android studio project started flutter error

1. android studio startup error

lib/main.dart: Warning: Interpreting this as package URI, 'package:flutter_a

    Not found: 'dart:ui'

2. Please check the following

• Check the setting-language own flutter sdk and dart sdk configuration
• Check the plug-in is installed setting-plugin flutter and dart are installed
• Do not use the startup configuration in command line mode is activated

 

 

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