Help us understand the problem. What is going on with this article?

Unhandled Exception: Navigator operation requested with a context that does not include a Navigator.

生じたエラー

Unhandled Exception: Navigator operation requested with a context that does not include a Navigator.
訳:未処理の例外:ナビゲーターを含まないコンテキストでナビゲーター操作が要求されました。

原因

stackoverflowの回答欄を参考にしました。

現在の親ウィジェットがMaterialAppと同じレベルでないことを確認してください
MaterialAppで下位レベルのツリーのコンテキストを使用する

解決策

sample.dart
 void main() => runApp(MyApp()); //改良前

 void main() => runApp(MaterialApp(home: MyApp())); //改良後

takahigu642
今日の昼ごはんのインドカレー辛すぎた
https://github.com/takahigu322
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