Beginning Flutter Debugging

Sep 29 2022 · Dart 2.18, Flutter 3.3, Visual Studio Code / Android Studio

Part 1: Beginning Flutter Debugging

10. Understand the Red Screen of Death

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Previous episode: 09. Solve Layout Errors in ListViews Next episode: 11. Customize Linting with Dart Analyzer

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Notes: 10. Understand the Red Screen of Death

The student materials have been reviewed and are updated as of SEPTEMBER 2022.

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So far, we’ve encountered errors that displays its details mainly in the debug console and sidebar. The Overflow warning sign is shown on the UI to let you know that an overflow occured then you open up the debug console to get more info about the error.

home: Scaffold(
  appBar: AppBar(
    title: const Text('Wazobia App'),
  ),
  body: Center(
    child: Container(
      height: MediaQuery.of(context).size.height / 2,
      width: MediaQuery.of(context).size.width / 2,
      color: Colors.amber,
    ),
  ),
),

body: Builder(
  builder: (BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Wazobia App'),
      ),
      body: Center(
        child: Container(
          height: MediaQuery.of(context).size.height / 2,
          width: MediaQuery.of(context).size.width / 2,
          color: Colors.amber,
        ),
      ),
    );
  },
),