WatchContext extension cannot be used in didChangeDependencies with AssertionException · Issue #576 · rrousselGit/provider · GitHub
Flutter】Navigator.of(context) から理解する 3つのツリー
Failed assertion: line 3815 pos 12: '!_debugLocked': is not true. · Issue #75397 · flutter/flutter · GitHub
Flutter: WidgetView - A Simple Separation of Layout and Logic - gskinner blog
A non-null String must be provided to a Text widget. 'package:flutter/src/ widgets/text.dart': Failed assertion: line 285 pos 10: 'data != null' · Issue #56118 · flutter/flutter · GitHub