#4 MultiChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:6166:11) ... === === Exception caught by widgets library === No Directionality widget found. The relevant error-causing widget was: Text file:///D:/002_Project/002_Android_Learn/flutter_animation/lib...
Syncing files to device Pixel 2... === Exception caught by widgets library === The following assertion was thrown building HeroAnimation: No MediaQuery widget ancestor found. Scaffold widgets require a MediaQuery widget ancestor. The specific widget that could not find a MediaQuery ancestor was: ...
I/flutter ( 2743): ══╡ EXCEPTION CAUGHT BY RENDERING LIBRARY ╞═════════════════════════════════════════════════════════ I/flutter ( 2743): The following message was thrown during layout: ...
════════ Exception caught by rendering library ═════════════════════════════════ RenderBox was not laid out: RenderRepaintBoundary#e7255 relayoutBoundary=up2 NEEDS-PAINT 'package:flutter/src/rendering/box.dart': ...
23.出现setState() or markNeedsBuild() called during build.This XXX widget cannot be marked as needing to build because the framework is already in the process of building widgets.A widget can be marked as needing to be build during the ... 我是在输入...
在默认的Flutter应用程序代码中,我尝试更改以下代码发自: primarySwatch: Colors.blueGrey 至: primarySwatch: Colors.blueGrey[500] 但这会抛出一个错误: ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═════════════════════════════════════════════...
Exception caught by widgets library#103848 New issue ClosedDescription palguy opened on May 15, 2022 ### The error: type '_InternalLinkedHashMap<String, String?>' is not a subtype of type 'Map<String, String>' in type cast ### The code `import 'package:flutter/material.dart'; class...
=== Exception caught by widgets library === The following assertion was thrown building Expanded(flex: 1): 'package:flutter/src/widgets/framework.dart': Failed assertion: line 5022 pos 16: 'child is! ParentDataElement<ParentData>': is not true. Either the assertion indicates an error in ...
```dart flutter: ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═══════════════════════════════════════════════════════════ flutter: The following RangeError was thrown building MyHomePage(dirty): flutter: RangeError (index)...
flutter: ══╡ EXCEPTION CAUGHT BY RENDERING LIBRARY ╞═════════════════════════════════════════════════════════ flutter: The following assertion was thrown during performResize(): ...