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a: debuggingDebugging, breakpoints, expression evaluationc: regressionIt was better in the past than it is nowdependency: dartDart team may need to help usengineflutter/engine related. See also e: labels.found in release: 2.5Found to occur in 2.5found in release: 2.6Found to occur in 2.6has reproducible stepsThe issue has been confirmed reproducible and is ready to work onplatform-webWeb applications specifically
Description
Hello,
I got this error on Flutter 2.5 and it only happen for web when i click back button from browser after hot restart.
I am using Navigator 2.0
Before i am using Flutter 2.2.2 and there are no error.
Error: Assertion failed: org-dartlang-sdk:///flutter_web_sdk/lib/_engine/engine/navigation/history.dart:311:14_userProvidedRouteName != nullis not true at Object.throw_ [as throw] (http://localhost:62292/dart_sdk.js:5061:11) at Object.assertFailed (http://localhost:62292/dart_sdk.js:4986:15) at _engine.SingleEntryBrowserHistory.new.onPopState (http://localhost:62292/dart_sdk.js:159565:59)Below is spec :
$ flutter doctor -v[√] Flutter (Channel stable, 2.5.0, on Microsoft Windows [Version 10.0.19042.1165], locale en-ID) • Flutter version 2.5.0 at D:\flutter • Upstream repository https://github.com/flutter/flutter.git • Framework revision 4cc385b4b8 (6 days ago), 2021-09-07 23:01:49 -0700 • Engine revision f0826da7ef • Dart version 2.14.0[!] Android toolchain - develop for Android devices (Android SDK version 29.0.2) • Android SDK at C:\Sdk X cmdline-tools component is missing Run `path/to/sdkmanager --install "cmdline-tools;latest"` See https://developer.android.com/studio/command-line for more details. X Android license status unknown. Run `flutter doctor --android-licenses` to accept the SDK licenses. See https://flutter.dev/docs/get-started/install/windows#android-setup for more details.[√] Chrome - develop for the web • Chrome at C:\Program Files (x86)\Google\Chrome\Application\chrome.exe[√] Android Studio (version 4.1) • Android Studio at C:\Program Files\Android\Android Studio • Flutter plugin can be installed from: https://plugins.jetbrains.com/plugin/9212-flutter • Dart plugin can be installed from: https://plugins.jetbrains.com/plugin/6351-dart • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b01)[√] VS Code (version 1.59.0) • VS Code at C:\Users\Mathiu\AppData\Local\Programs\Microsoft VS Code • Flutter extension version 3.22.0[√] Connected device (2 available) • Chrome (web) • chrome • web-javascript • Google Chrome 93.0.4577.63 • Edge (web) • edge • web-javascript • Microsoft Edge 93.0.961.44! Doctor found issues in 1 category.Thank you and best regards
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a: debuggingDebugging, breakpoints, expression evaluationc: regressionIt was better in the past than it is nowdependency: dartDart team may need to help usengineflutter/engine related. See also e: labels.found in release: 2.5Found to occur in 2.5found in release: 2.6Found to occur in 2.6has reproducible stepsThe issue has been confirmed reproducible and is ready to work onplatform-webWeb applications specifically