by noticing that after the widget with the above global key was moved out of itsflutter: not updatereparenting is:
flutter: - Column(direction: vertical, mainAxisAlignment: s
我在flutter中创建了一个搜索栏,在这样做的时候,我发现了上面的错误。它正在显示icon != null。我不明白为什么它会显示出来!谁能告诉我怎么解决这个问题。它显示以下错误: ════════ Exception caught by widgets library ═══════════════════════════════════════════════════════
The following assertion was thrown building Consumer<PatientDataNotifier>(dirty, dependencies: [_Inh