从Firebase Cloud加载帖子时显示错误..我在我的应用程序中使用providerThe following assertion was thrown while dispatching notifications for PostFunctions:
setState() or markNeedsBuild() called during buil
基础库═捕获到═异常 在调度AuthService的通知时引发了以下断言:生成期间调用的setState()或markNeedsBuild()。The widget on which setState() or markNeedsBuild() was called was: _InheritedProviderScope<AuthService<anonymous closure> (package:flu
我在这个dart文件中收到了这个错误“在构建期间调用了setState()或markNeedsBuild()”。在这里,我调用一个Futurebuilder来获取getUser()身份验证信息,基本上我是在检查用户是否已经登录,然后我将进入相应的屏幕。 我正在粘贴代码以供参考。谢谢。() or markNeedsBuild() called during build.The widget on which s
我正在尝试将首次按钮设置为禁用,当用户输入它被启用的金额时,按钮禁用工作正常,但当我在TextFormField中输入金额时,它给出以下错误。(dirty, state: _TextFormFieldState#b89da):
I/flutter (29519): setState() or markNeedsBuild() calledI/flutter (29519): The widget on which setState() or markNe
我正在尝试在initState()期间从SharedPreferences获取数据并对其进行测试。如果我只是在状态中设置私有变量,而不调用setState(),则视图不会更新。如果我试图在setState()方法中包装设置变量,我的测试将在setState()方法处使用空指针中断。NoSuchMethodError: The method 'markNeedsBuild' was called o