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Exception thrown while building widgets #381

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Exception thrown while building widgets#381
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abarth
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c: regressionIt was better in the past than it is nowframeworkflutter/packages/flutter repository. See also f: labels.
@IvBaranov

Description

@IvBaranov
IvBaranov
opened on Nov 16, 2015

Steps to reproduce:

  1. Run fitness example $ flutter start
  2. Press FAB. Get first exception:
android: --------- beginning of main
------------------------------------------------------------------------
Exception caught while building MeasurementRow-['2015-11-16 11:21:56.652']
The null object does not have a method 'toStringAsFixed'.
NoSuchMethodError: method not found: 'toStringAsFixed'
Receiver: null
Arguments: [1]
Stack trace:
#0      Object._noSuchMethod (dart:core-patch/object_patch.dart:42)
#1      Object.noSuchMethod (dart:core-patch/object_patch.dart:45)
#2      Measurement.displayWeight (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:14)
#3      MeasurementRow.buildContent (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:38)
#4      FitnessItemRow.build (/Users/macbookpro/flutter/examples/fitness/lib/fitness_item.dart:57)
#5      ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1050)
#6      BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#7      StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#8      Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#9      RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#10     _HomogeneousViewportElement._updateChildren (packages/flutter/src/widgets/homogeneous_viewport.dart:154)
#11     _HomogeneousViewportElement.update (packages/flutter/src/widgets/homogeneous_viewport.dart:94)
#12     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#13     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#14     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#15     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#16     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#17     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#18     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#19     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#20     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#21     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#22     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#23     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#24     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#25     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#26     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#27     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#28     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#29     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#30     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#31     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#32     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#33     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#34     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#35     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#36     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#37     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#38     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#39     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#40     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#41     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#42     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#43     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#44     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#45     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#46     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#47     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#48     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#49     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#50     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#51     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#52     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#53     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#54     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#55     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#56     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#57     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#58     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#59     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#60     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#61     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#62     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#63     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#64     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#65     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#66     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#67     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#68     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#69     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#70     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#71     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#72     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#73     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#74     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#75     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#76     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#77     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#78     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#79     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#80     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#81     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#82     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#83     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#84     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#85     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#86     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#87     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#88     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#89     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#90     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#91     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#92     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#93     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#94     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#95     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#96     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#97     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#98     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#99     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#100    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#101    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#102    StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#103    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#104    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#105    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#106    StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#107    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#108    RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#109    MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#110    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#111    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#112    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#113    WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#114    BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#115    WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#116    WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#117    FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#118    Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#119    Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
#120    _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------

3 . Press Add button:

------------------------------------------------------------------------
Exception caught while building MeasurementRow-['2015-11-16 11:21:56.652']
The null object does not have a method 'toStringAsFixed'.
NoSuchMethodError: method not found: 'toStringAsFixed'
Receiver: null
Arguments: [1]
Stack trace:
#0      Object._noSuchMethod (dart:core-patch/object_patch.dart:42)
#1      Object.noSuchMethod (dart:core-patch/object_patch.dart:45)
#2      Measurement.displayWeight (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:14)
#3      MeasurementRow.buildContent (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:38)
#4      FitnessItemRow.build (/Users/macbookpro/flutter/examples/fitness/lib/fitness_item.dart:57)
#5      ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1050)
#6      BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#7      StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#8      Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#9      RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#10     _HomogeneousViewportElement._updateChildren (packages/flutter/src/widgets/homogeneous_viewport.dart:154)
#11     _HomogeneousViewportElement.update (packages/flutter/src/widgets/homogeneous_viewport.dart:94)
#12     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#13     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#14     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#15     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#16     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#17     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#18     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#19     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#20     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#21     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#22     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#23     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#24     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#25     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#26     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#27     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#28     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#29     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#30     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#31     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#32     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#33     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#34     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#35     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#36     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#37     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#38     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#39     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#40     Element.updateChild (packages/flutter/src/widgets/framework.dart:63
android: 7)
#41     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#42     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#43     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#44     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#45     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#46     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#47     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#48     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#49     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#50     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#51     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#52     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#53     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#54     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#55     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#56     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#57     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#58     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#59     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#60     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#61     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#62     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#63     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#64     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#65     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#66     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#67     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#68     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#69     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#70     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#71     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#72     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#73     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#74     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#75     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#76     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#77     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#78     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#79     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#80     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#81     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#82     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#83     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#84     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#85     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#86     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#87     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#88     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#89     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
android: 
#90     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#91     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#92     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
android: 
#93     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#94     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#95     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#96     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#97     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#98     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#99     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#100    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#101    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#102    StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#103    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#104    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#105    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#106    StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#107    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#108    RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#109    MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#110    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#111    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#112    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#113    WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#114    BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#115    WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#116    WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#117    FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#118    Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#119    Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
android: 
#120    _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------
------------------------------------------------------------------------
Exception caught while building Container(padding: EdgeDims(20.0, 20.0, 20.0, 20.0))
'packages/mojo/src/application_connection.dart': Failed assertion: line 84: '!proxy.impl.isBound &&
        (remoteServiceProvider != null) &&
        remoteServiceProvider.impl.isBound' is not true.
Stack trace:
#0      _AssertionError._throwNew (dart:core-patch/errors_patch.dart:27)
#1      ApplicationConnection.requestService (packages/mojo/src/application_connection.dart:84)
#2      _Shell._connectToService (packages/flutter/src/services/shell.dart:59)
#3      _Shell.connectToService (packages/flutter/src/services/shell.dart:74)
#4      _KeyboardConnection._KeyboardConnection (packages/flutter/src/services/keyboard.dart:17)
#5      _KeyboardConnection.instance (packages/flutter/src/services/keyboard.dart:23)
#6      _KeyboardConnection.instance (packages/flutter/src/services/keyboard.dart:23)
#7      keyboard (packages/flutter/src/services/keyboard.dart:112)
#8      keyboard (packages/flutter/src/services/keyboard.dart:112)
#9      KeyboardHandle.unattached (packages/flutter/src/services/keyboard.dart:74)
#10     KeyboardHandle.unattached (packages/flutter/src/services/keyboard.dart:74)
#11     InputState.InputState (packages/flutter/src/material/input.dart:45)
#12     Input.createState (packages/flutter/src/material/input.dart:39)
#13     StatefulComponentElement.StatefulComponentElement (packages/flutter/src/widgets/framework.dart:1102)
#14     StatefulComponent.createElement (packages/flutter/src/widgets/framework.dart:317)
#15     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:764)
#16     MultiChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1633)
#17     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#18     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#19     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#20     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#21     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#22     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#23     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#24     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#25     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#26     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#27     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#28     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#29     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#30     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#31     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#32     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#33     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#34     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#36     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#37     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#38     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#39     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#40     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#41     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#42     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#43     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#44     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#45     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#46     StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#47     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#48     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#49     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#50     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#51     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#52     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#53     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#54     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#55     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#56     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#57     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#58     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#59     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#60     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#61     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#62     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#63     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#64     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#65     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#66     ParentDataElement.mount (packages/flutter/src/widgets/framework.dart:1209)
#67     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#68     MultiChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1633)
#69     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#70     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#71     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#72     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#73     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#74     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#75     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#76     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#77     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#78     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#79     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#80     StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#81     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#82     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#83     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#84     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#85     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#86     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#87     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#88     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#89     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#90     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#91     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#92     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#93     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#94     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#95     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#96     StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#97     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#98     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#99     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#100    OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#101    Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#102    Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#103    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#104    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#105    ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart
android: :1037)
#106    ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#107    Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#108    Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#109    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#110    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#111    ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#112    StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#113    ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#114    Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#115    Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#116    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#117    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#118    ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#119    StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#120    ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#121    Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#122    Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#123    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#124    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#125    ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#126    ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#127    Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#128    Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#129    RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1431)
#130    MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#131    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#132    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#133    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#134    WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#135    BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#136    WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#137    WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#138    FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#139    Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#140    Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
#141    _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------
------------------------------------------------------------------------
Exception caught while building MeasurementRow-['2015-11-16 11:21:56.652']
The null object does not have a method 'toStringAsFixed'.
NoSuchMethodError: method not found: 'toStringAsFixed'
Receiver: null
Arguments: [1]
Stack trace:
#0      Object._noSuchMethod (dart:core-patch/object_patch.dart:42)
#1      Object.noSuchMethod (dart:core-patch/object_patch.dart:45)
#2      Measurement.displayWeight (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:14)
#3      MeasurementRow.buildContent (/Users/macbookpro/flutter/examples/fitness/lib/measurement.dart:38)
#4      FitnessItemRow.build (/Users/macbookpro/flutter/examples/fitness/lib/fitness_item.dart:57)
#5      ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1050)
#6      BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#7      StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#8      Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#9      RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#10     _HomogeneousViewportElement._updateChildren (packages/flutter/src/widgets/homogeneous_viewport.dart:154)
#11     _HomogeneousViewportElement.update (packages/flutter/src/widgets/homogeneous_viewport.dart:94)
#12     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#13     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#14     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#15     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#16     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#17     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#18     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#19     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#20     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#21     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#22     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#23     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#24     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#25     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#26     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#27     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#28     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#29     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#30     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#31     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#32     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#33     ComponentElement
android: .performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#34     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#35     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#36     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#37     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#38     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#39     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#40     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#41     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#42     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#43     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#44     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#45     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#46     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#47     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#48     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#49     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
android: 
#50     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#51     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#52     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#53     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#54     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#55     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#56     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#57     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#58     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#59     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#60     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
android: 
#61     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#62     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
android: 
#63     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#64     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#65     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#66     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#67     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#68     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#69     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#70     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#71     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#72     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
android: 
#73     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#74     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#75     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#76     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
android: 
#77     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#78     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#79     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
android: 
#80     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
android: 
#81     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#82     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#83     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#84     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#85     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#86     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#87     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
android: 
#88     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#89     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#90     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
android: 
#91     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#92     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
android: 
#93     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#94     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#95     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
android: 
#96     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#97     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#98     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#99     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#100    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#101    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#102    StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#103    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#104    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
android: 
#105    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#106    StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#107    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#108    RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#109    MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#110    Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#111    ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#112    BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#113    WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#114    BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#115    WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#116    WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#117    FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#118    Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#119    Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
#120    _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------
------------------------------------------------------------------------
Exception caught while building Input-[GlobalKey 357935730]
The null object does not have a getter 'attached'.
NoSuchMethodError: method not found: 'attached'
Receiver: null
Arguments: []
Stack trace:
#0      Object._noSuchMethod (dart:core-patch/object_patch.dart:42)
#1      Object.noSuchMethod (dart:core-patch/object_patch.dart:45)
#2      InputState.buildContent (packages/flutter/src/material/input.dart:81)
#3      ScrollableState.build (packages/flutter/src/widgets/scrollable.dart:108)
#4      ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1050)
#5      BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#6      ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#7      StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#8      ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#9      Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#10     MultiChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1633)
#11     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#12     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#13     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#14     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#15     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#16     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#17     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#18     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#19     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#20     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#21     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#22     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#23     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#24     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#25     Element.updat
android: eChild (packages/flutter/src/widgets/framework.dart:637)
#26     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#27     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#28     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#29     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#30     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#31     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#32     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#33     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#34     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#35     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#36     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#37     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#38     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#39     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#40     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#41     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#42     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#43     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#44     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#45     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#46     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#47     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#48     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#49     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#50     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#51     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#52     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#53     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#54     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#55     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#56     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#57     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#58     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#59     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#60     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#61     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:759)
#62     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#63     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
#64     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#65     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#66     OneChildRenderObjectElement.mount (packages/flutter/src/widgets/framework.dart:1552)
android: I/sky
android:  : #67     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#68     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#69     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#70     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#71     ComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1037)
#72     StatefulComponentElement._firstBuild (packages/flutter/src/widgets/framework.dart:1131)
#73     ComponentElement.mount (packages/flutter/src/widgets/framework.dart:1032)
#74     Element._inflateWidget (packages/flutter/src/widgets/framework.dart:765)
#75     Element.updateChild (packages/flutter/src/widgets/framework.dart:644)
#76     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#77     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#78     WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#79     BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#80     WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#81     WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#82     FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#83     Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#84     Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
#85     _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------
------------------------------------------------------------------------
Exception caught while building Input-[GlobalKey 357935730]
The null object does not have a getter 'attached'.
NoSuchMethodError: method not found: 'attached'
Receiver: null
Arguments: []
Stack trace:
#0      Object._noSuchMethod (dart:core-patch/object_patch.dart:42)
#1      Object.noSuchMethod (dart:core-patch/object_patch.dart:45)
#2      InputState.buildContent (packages/flutter/src/material/input.dart:81)
#3      ScrollableState.build (packages/flutter/src/widgets/scrollable.dart:108)
#4      ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1050)
#5      BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#6      StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#7      Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#8      RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#9      MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#10     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#11     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#12     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#13     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#14     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#15     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#16     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#17     ComponentEl
android: ement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#18     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#19     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#20     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#21     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#22     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#23     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#24     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#25     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#26     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#27     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#28     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#29     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#30     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#31     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#32     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#33     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#34     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#35     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#36     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#37     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#38     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#39     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#40     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#41     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#42     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#43     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1448)
#44     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#45     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#46     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#47     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#48     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#49     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#50     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#51     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#52     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#53     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#54     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#55     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#56     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#57     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#58     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart
android: :1558)
#59     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#60     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#61     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#62     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#63     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#64     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#65     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#66     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#67     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#68     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#69     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#70     OneChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1558)
#71     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#72     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#73     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#74     ProxyElement.update (packages/flutter/src/widgets/framework.dart:1186)
#75     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#76     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#77     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#78     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#79     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#80     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#81     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#82     StatefulComponentElement.update (packages/flutter/src/widgets/framework.dart:1149)
#83     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#84     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#85     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#86     StatelessComponentElement.update (packages/flutter/src/widgets/framework.dart:1095)
#87     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#88     RenderObjectElement.updateChildren (packages/flutter/src/widgets/framework.dart:1386)
#89     MultiChildRenderObjectElement.update (packages/flutter/src/widgets/framework.dart:1642)
#90     Element.updateChild (packages/flutter/src/widgets/framework.dart:637)
#91     ComponentElement.performRebuild (packages/flutter/src/widgets/framework.dart:1062)
#92     BuildableElement.rebuild (packages/flutter/src/widgets/framework.dart:991)
#93     WidgetFlutterBinding.buildDirtyElements.<anonymous closure> (packages/flutter/src/widgets/binding.dart:55)
#94     BuildableElement.lockState (packages/flutter/src/widgets/framework.dart:924)
#95     WidgetFlutterBinding.buildDirtyElements (packages/flutter/src/widgets/binding.dart:50)
#96     WidgetFlutterBinding.beginFrame (packages/flutter/src/widgets/binding.dart:26)
#97     FlutterBinding._handlePersistentFrameCallback (packages/flutter/src/rendering/binding.dart:184)
#98     Scheduler.invokeCallback (packages/flutter/src/animation/scheduler.dart:81)
#99     Scheduler.beginFrame (packages/flutter/src/animation/scheduler.dart:67)
#100    _beginFrame (file:///usr/local/google/home/johnmccutchan/workspace/flutter/engine/src/out/android_Release/gen/sky/bindings/Customhooks.dart:35)
------------------------------------------------------------------------

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