Flutter &引用；坏状态：元素太多“；对于可增长数组，但整个堆栈都在flift中，没有我的任何代码_Flutter_Dart

Flutter &引用；坏状态：元素太多“；对于可增长数组，但整个堆栈都在flift中，没有我的任何代码

flutter dart

Flutter &引用；坏状态：元素太多“；对于可增长数组，但整个堆栈都在flift中，没有我的任何代码,flutter,dart,Flutter,Dart,您好，我遇到了这个奇怪的错误与以下堆栈跟踪。请注意，最奇怪的是，整个堆栈都在flift内部-因此我完全不知道在哪里调试，因为我不知道我的代码的哪个部分出错了！如果有人能提供一些关于我应该在哪里调试或一些方法的提示，我将不胜感激更多信息：它发生在发布模式。我真的没有更多的信息（比如一个最小的可复制样本），因为它在用户的手机上崩溃了完整堆栈跟踪： StateError: Bad state: Too many elements File "growable_array.dart&q

您好，我遇到了这个奇怪的错误与以下堆栈跟踪。请注意，最奇怪的是，整个堆栈都在flift内部-因此我完全不知道在哪里调试，因为我不知道我的代码的哪个部分出错了！如果有人能提供一些关于我应该在哪里调试或一些方法的提示，我将不胜感激

更多信息：它发生在发布模式。我真的没有更多的信息（比如一个最小的可复制样本），因为它在用户的手机上崩溃了

完整堆栈跟踪：

StateError: Bad state: Too many elements
  File "growable_array.dart", line 261, in _GrowableList.single
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3324, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 2730, in BuildOwner.buildScope
  File "binding.dart", line 913, in WidgetsBinding.drawFrame
  File "binding.dart", line 302, in RendererBinding._handlePersistentFrameCallback
  File "binding.dart", line 1117, in SchedulerBinding._invokeFrameCallback
  File "binding.dart", line 1055, in SchedulerBinding.handleDrawFrame
  File "binding.dart", line 971, in SchedulerBinding._handleDrawFrame
  File "zone.dart", line 1190, in _rootRun
  File "zone.dart", line 1093, in _CustomZone.run
  File "zone.dart", line 997, in _CustomZone.runGuarded
  File "hooks.dart", line 251, in _invoke
  File "hooks.dart", line 209, in _drawFrame

这种情况偶尔发生一次。如果您需要更多信息，以下是另一天发生的堆栈：

StateError: Bad state: Too many elements
  File "growable_array.dart", line 261, in _GrowableList.single
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 6118, in SingleChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 6236, in MultiChildRenderObjectElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in Element.inflateWidget
  File "framework.dart", line 3327, in Element.updateChild
  File "framework.dart", line 4652, in ComponentElement.performRebuild
  File "framework.dart", line 4800, in StatefulElement.performRebuild
  File "framework.dart", line 4343, in Element.rebuild
  File "framework.dart", line 4606, in ComponentElement._firstBuild
  File "framework.dart", line 4791, in StatefulElement._firstBuild
  File "framework.dart", line 4601, in ComponentElement.mount
  File "framework.dart", line 3569, in 
...omitted