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@jimmgarrido /stacktrace Secret
Created Aug 24, 2016

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TabbedPage Null ItemsSource Crash Stacktracee
Android application is debugging.
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/NullTabbedPage.Droid.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/FormsViewGroup.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.Animated.Vector.Drawable.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.Design.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.v4.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.v7.AppCompat.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.v7.CardView.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.v7.MediaRouter.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.v7.RecyclerView.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Android.Support.Vector.Drawable.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Forms.Core.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Forms.Platform.Android.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Forms.Platform.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Xamarin.Forms.Xaml.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/Java.Interop.dll [External]
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/NullTabbedPage.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Runtime.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Collections.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Diagnostics.Debug.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Threading.Tasks.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.ObjectModel.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Globalization.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.ComponentModel.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Xml.ReaderWriter.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Reflection.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Linq.Expressions.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.IO.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Dynamic.Runtime.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Threading.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Runtime.Extensions.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Linq.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Reflection.Extensions.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.ServiceModel.Internals.dll [External]
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Text.RegularExpressions.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Collections.Concurrent.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Runtime.InteropServices.dll
Loaded assembly: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/System.Resources.ResourceManager.dll
Loaded assembly: Mono.Android.dll
08-24 14:52:11.818 I/art (18718): Late-enabling -Xcheck:jni
08-24 14:52:11.893 W/monodroid(18718): Using override path: /data/user/0/NullTabbedPage.Droid/files/.__override__
08-24 14:52:11.894 W/monodroid(18718): Using override path: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__
08-24 14:52:11.894 W/monodroid(18718): Trying to load sgen from: /data/user/0/NullTabbedPage.Droid/files/.__override__/libmonosgen-2.0.so
08-24 14:52:11.894 W/monodroid(18718): Trying to load sgen from: /storage/emulated/0/Android/data/NullTabbedPage.Droid/files/.__override__/libmonosgen-2.0.so
08-24 14:52:11.894 W/monodroid(18718): Trying to load sgen from: /data/app/NullTabbedPage.Droid-1/lib/arm/libmonosgen-2.0.so
08-24 14:52:11.894 W/monodroid(18718): Trying to load sgen from: /data/user/0/NullTabbedPage.Droid/files/.__override__/links/libmonosgen-2.0.so
08-24 14:52:11.902 W/monodroid-debug(18718): Trying to initialize the debugger with options: --debugger-agent=transport=dt_socket,loglevel=0,address=127.0.0.1:8935,server=y,embedding=1
08-24 14:52:11.943 W/monodroid-debug(18718): Accepted stdout connection: 22
08-24 14:52:12.936 W/monodroid-gc(18718): GREF GC Threshold: 46080
Loaded assembly: System.dll
Loaded assembly: System.Core.dll
08-24 14:52:13.705 W/Mono (18718): The request to load the assembly mscorlib v4.0.0.0 was remapped to v2.0.5.0
Loaded assembly: MonoDroidConstructors [External]
Loaded assembly: System.Xml.dll
08-24 14:52:13.970 I/System (18718): FinalizerDaemon: finalize objects = 1
08-24 14:52:14.008 E/MultiWindowProxy(18718): getServiceInstance failed!
Thread started: <Thread Pool> #2
Thread started: <Thread Pool> #3
Thread started: <Thread Pool> #4
Loaded assembly: System.Runtime.Serialization.dll [External]
Thread started: #5
Thread started: <Thread Pool> #6
Thread started: <Thread Pool> #7
08-24 14:52:15.218 I/[MALI][Gralloc](18718): [+]r_hnd(0x999515a0), client(32), share_fd(31)
08-24 14:52:15.279 I/OpenGLRenderer(18718): Initialized EGL, version 1.4
08-24 14:52:15.283 I/OpenGLRenderer(18718): Get enable program binary service property (1)
08-24 14:52:15.283 I/OpenGLRenderer(18718): Initializing program atlas...
08-24 14:52:15.284 I/OpenGLRenderer(18718): Program binary detail: Binary length is 171416, program map length is 152.
08-24 14:52:15.285 I/OpenGLRenderer(18718): Succeeded to mmap program binaries. File descriptor is 39, and path is /dev/ashmem.
08-24 14:52:15.285 I/OpenGLRenderer(18718): No need to use file discriptor anymore, close fd(39).
08-24 14:52:15.294 W/libEGL (18718): [ANDROID_RECORDABLE] format: 1
08-24 14:52:15.359 W/art (18718): JNI RegisterNativeMethods: attempt to register 0 native methods for md5b60ffeb829f638581ab2bb9b1a7f4f3f.LabelRenderer
08-24 14:52:15.426 W/FragmentManager(18718): moveToState: Fragment state for FragmentContainer{921ccc1 #0 id=0x2 android:switcher:2:37860780} not updated inline; expected state 3 found 2
08-24 14:52:15.534 I/[MALI][Gralloc](18718): [+]r_hnd(0x9a1aca00), client(32), share_fd(41)
08-24 14:52:15.544 I/[MALI][Gralloc](18718): [+]r_hnd(0x9a1acb40), client(32), share_fd(42)
Thread finished: <Thread Pool> #4
The thread 'Unknown' (0x4) has exited with code 0 (0x0).
08-24 14:52:24.859 I/[MALI][Gralloc](18718): [+]r_hnd(0x9a1ac1e0), client(32), share_fd(43)
08-24 14:52:24.874 I/[MALI][Gralloc](18718): [+]r_hnd(0x9a1ac320), client(32), share_fd(44)
08-24 14:52:26.354 W/FragmentManager(18718): moveToState: Fragment state for FragmentContainer{3825b05 #2 id=0x2 android:switcher:2:551291451} not updated inline; expected state 3 found 2
08-24 14:52:27.166 W/FragmentManager(18718): moveToState: Fragment state for FragmentContainer{e60b82d #3 id=0x2 android:switcher:2:434759873} not updated inline; expected state 3 found 2
08-24 14:52:27.598 W/FragmentManager(18718): moveToState: Fragment state for FragmentContainer{3707dcb #1 id=0x2 android:switcher:2:892453174} not updated inline; expected state 3 found 2
Thread finished: <Thread Pool> #7
The thread 'Unknown' (0x7) has exited with code 0 (0x0).
Unhandled Exception:
System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index
Thread finished: <Thread Pool> #6
Thread finished: <Thread Pool> #3
08-24 14:52:47.224 I/MonoDroid(18718): UNHANDLED EXCEPTION:
08-24 14:52:47.232 I/MonoDroid(18718): System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
08-24 14:52:47.232 I/MonoDroid(18718): Parameter name: index
08-24 14:52:47.232 I/MonoDroid(18718): at System.ThrowHelper.ThrowArgumentOutOfRangeException (ExceptionArgument argument, ExceptionResource resource) [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/mscorlib/system/throwhelper.cs:93
08-24 14:52:47.232 I/MonoDroid(18718): at System.ThrowHelper.ThrowArgumentOutOfRangeException () [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/mscorlib/system/throwhelper.cs:56
08-24 14:52:47.233 I/MonoDroid(18718): at System.Collections.Generic.List`1[T].get_Item (Int32 index) [0x0000c] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/mscorlib/system/collections/generic/list.cs:181
08-24 14:52:47.233 I/MonoDroid(18718): at System.Collections.ObjectModel.Collection`1[T].get_Item (Int32 index) [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/mscorlib/system/collections/objectmodel/collection.cs:47
08-24 14:52:47.233 I/MonoDroid(18718): at Xamarin.Forms.ObservableWrapper`2[TTrack,TRestrict].get_Item (Int32 index) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\ObservableWrapper.cs:122
08-24 14:52:47.233 I/MonoDroid(18718): at Xamarin.Forms.Platform.Android.AppCompat.TabbedPageRenderer.Android.Support.V4.View.ViewPager.IOnPageChangeListener.OnPageSelected (Int32 position) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Platform.Android\AppCompat\TabbedPageRenderer.cs:66
08-24 14:52:47.233 I/MonoDroid(18718): at Android.Support.V4.View.ViewPager+IOnPageChangeListenerInvoker.n_OnPageSelected_I (IntPtr jnienv, IntPtr native__this, Int32 position) [0x00009] in <filename unknown>:0
08-24 14:52:47.234 I/MonoDroid(18718): at (wrapper dynamic-method) System.Object:82fe5467-430f-443a-8d8b-892218ae6c78 (intptr,intptr,int)
08-24 14:52:47.246 W/art (18718): JNI RegisterNativeMethods: attempt to register 0 native methods for android.runtime.JavaProxyThrowable
The thread 'Unknown' (0x6) has exited with code 0 (0x0).
The thread 'Unknown' (0x3) has exited with code 0 (0x0).
Unhandled Exception:
System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index
08-24 14:52:48.033 I/MonoDroid(18718): UNHANDLED EXCEPTION:
08-24 14:52:48.041 I/MonoDroid(18718): System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
08-24 14:52:48.041 I/MonoDroid(18718): Parameter name: index
08-24 14:52:48.041 I/MonoDroid(18718): at (wrapper dynamic-method) System.Object:82fe5467-430f-443a-8d8b-892218ae6c78 (intptr,intptr,int)
08-24 14:52:48.041 I/MonoDroid(18718): at (wrapper native-to-managed) System.Object:82fe5467-430f-443a-8d8b-892218ae6c78 (intptr,intptr,int)
08-24 14:52:48.041 I/MonoDroid(18718): at (wrapper managed-to-native) Java.Interop.NativeMethods:java_interop_jnienv_call_nonvirtual_void_method_a (intptr,intptr&,intptr,intptr,intptr,Java.Interop.JniArgumentValue*)
08-24 14:52:48.042 I/MonoDroid(18718): at Java.Interop.JniEnvironment+InstanceMethods.CallNonvirtualVoidMethod (JniObjectReference instance, JniObjectReference type, Java.Interop.JniMethodInfo method, Java.Interop.JniArgumentValue* args) [0x0008f] in /Users/builder/data/lanes/3540/1cf254db/source/Java.Interop/src/Java.Interop/Java.Interop/JniEnvironment.g.cs:12079
08-24 14:52:48.042 I/MonoDroid(18718): at Android.Runtime.JNIEnv.CallNonvirtualVoidMethod (IntPtr jobject, IntPtr jclass, IntPtr jmethod, Android.Runtime.JValue* parms) [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/src/Runtime/JNIEnv.g.cs:444
08-24 14:52:48.042 I/MonoDroid(18718): at Android.Support.V4.View.ViewPager.SetCurrentItem (Int32 item, Boolean smoothScroll) [0x000a4] in <filename unknown>:0
08-24 14:52:48.042 I/MonoDroid(18718): at Xamarin.Forms.Platform.Android.AppCompat.TabbedPageRenderer.ScrollToCurrentPage () [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Platform.Android\AppCompat\TabbedPageRenderer.cs:267
08-24 14:52:48.043 I/MonoDroid(18718): at Xamarin.Forms.Platform.Android.AppCompat.TabbedPageRenderer.OnElementPropertyChanged (System.Object sender, System.ComponentModel.PropertyChangedEventArgs e) [0x0001a] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Platform.Android\AppCompat\TabbedPageRenderer.cs:193
08-24 14:52:48.043 I/MonoDroid(18718): at (wrapper delegate-invoke) <Module>:invoke_void_object_PropertyChangedEventArgs (object,System.ComponentModel.PropertyChangedEventArgs)
08-24 14:52:48.043 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.OnPropertyChanged (System.String propertyName) [0x0000a] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:137
08-24 14:52:48.043 I/MonoDroid(18718): at Xamarin.Forms.Element.OnPropertyChanged (System.String propertyName) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\Element.cs:369
08-24 14:52:48.044 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].OnPropertyChanged (System.String propertyName) [0x0009d] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:151
08-24 14:52:48.044 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].set_CurrentPage (Xamarin.Forms.T value) [0x00026] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:81
08-24 14:52:48.044 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].OnChildrenChanged (System.Object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e) [0x0006f] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:200
08-24 14:52:48.045 I/MonoDroid(18718): at (wrapper delegate-invoke) <Module>:invoke_void_object_NotifyCollectionChangedEventArgs (object,System.Collections.Specialized.NotifyCollectionChangedEventArgs)
08-24 14:52:48.045 I/MonoDroid(18718): at System.Collections.ObjectModel.ObservableCollection`1[T].OnCollectionChanged (System.Collections.Specialized.NotifyCollectionChangedEventArgs e) [0x00012] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/System/compmod/system/collections/objectmodel/observablecollection.cs:288
08-24 14:52:48.045 I/MonoDroid(18718): at System.Collections.ObjectModel.ObservableCollection`1[T].OnCollectionReset () [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/System/compmod/system/collections/objectmodel/observablecollection.cs:375
08-24 14:52:48.045 I/MonoDroid(18718): at System.Collections.ObjectModel.ObservableCollection`1[T].ClearItems () [0x00022] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/System/compmod/system/collections/objectmodel/observablecollection.cs:189
08-24 14:52:48.046 I/MonoDroid(18718): at System.Collections.ObjectModel.Collection`1[T].Clear () [0x00017] in /Users/builder/data/lanes/3540/1cf254db/source/mono/external/referencesource/mscorlib/system/collections/objectmodel/collection.cs:75
08-24 14:52:48.046 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].Reset () [0x0000b] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:313
08-24 14:52:48.046 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].OnTemplatedItemsChanged (System.Object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e) [0x003b9] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:301
08-24 14:52:48.046 I/MonoDroid(18718): at Xamarin.Forms.TemplatedItemsList`2[TView,TItem].OnCollectionChanged (System.Collections.Specialized.NotifyCollectionChangedEventArgs e) [0x0000a] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\TemplatedItemsList.cs:757
08-24 14:52:48.047 I/MonoDroid(18718): at Xamarin.Forms.TemplatedItemsList`2[TView,TItem].OnProxyCollectionChanged (System.Object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e, Boolean fixWindows) [0x00471] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\TemplatedItemsList.cs:1100
08-24 14:52:48.047 I/MonoDroid(18718): at Xamarin.Forms.TemplatedItemsList`2[TView,TItem].OnProxyCollectionChanged (System.Object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\TemplatedItemsList.cs:954
08-24 14:52:48.047 I/MonoDroid(18718): at Xamarin.Forms.TemplatedItemsList`2[TView,TItem].OnItemsSourceChanged (Boolean fromGrouping) [0x00061] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\TemplatedItemsList.cs:935
08-24 14:52:48.047 I/MonoDroid(18718): at Xamarin.Forms.TemplatedItemsList`2[TView,TItem].BindableOnPropertyChanged (System.Object sender, System.ComponentModel.PropertyChangedEventArgs e) [0x00020] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\TemplatedItemsList.cs:647
08-24 14:52:48.048 I/MonoDroid(18718): at (wrapper delegate-invoke) <Module>:invoke_void_object_PropertyChangedEventArgs (object,System.ComponentModel.PropertyChangedEventArgs)
08-24 14:52:48.048 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.OnPropertyChanged (System.String propertyName) [0x0000a] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:137
08-24 14:52:48.048 I/MonoDroid(18718): at Xamarin.Forms.Element.OnPropertyChanged (System.String propertyName) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\Element.cs:369
08-24 14:52:48.048 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].OnPropertyChanged (System.String propertyName) [0x0009d] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:151
08-24 14:52:48.048 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.SetValueActual (Xamarin.Forms.BindableProperty property, Xamarin.Forms.BindablePropertyContext context, System.Object value, Boolean currentlyApplying, SetValueFlags attributes, Boolean silent) [0x000f4] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:581
08-24 14:52:48.049 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.SetValueCore (Xamarin.Forms.BindableProperty property, System.Object value, SetValueFlags attributes, SetValuePrivateFlags privateAttributes) [0x0014b] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:378
08-24 14:52:48.049 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.SetValue (Xamarin.Forms.BindableProperty property, System.Object value, Boolean fromStyle, Boolean checkAccess) [0x0005f] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:531
08-24 14:52:48.049 I/MonoDroid(18718): at Xamarin.Forms.BindableObject.SetValue (Xamarin.Forms.BindableProperty property, System.Object value) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\BindableObject.cs:83
08-24 14:52:48.049 I/MonoDroid(18718): at Xamarin.Forms.MultiPage`1[T].set_ItemsSource (IEnumerable value) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MultiPage.cs:41
08-24 14:52:48.050 I/MonoDroid(18718): at NullTabbedPage.TestPage.<.ctor>b__1_0 () [0x00000] in C:\Xamarin\_Bugs\NullTabbedPage\NullTabbedPage\NullTabbedPage\TestPage.cs:19
08-24 14:52:48.050 I/MonoDroid(18718): at Xamarin.Forms.Command+<>c__DisplayClass3_0.<.ctor>b__0 (System.Object o) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\Command.cs:36
08-24 14:52:48.050 I/MonoDroid(18718): at Xamarin.Forms.Command.Execute (System.Object parameter) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\Command.cs:70
08-24 14:52:48.050 I/MonoDroid(18718): at Xamarin.Forms.MenuItem.Xamarin.Forms.IMenuItemController.Activate () [0x00010] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Core\MenuItem.cs:93
08-24 14:52:48.051 I/MonoDroid(18718): at Xamarin.Forms.Platform.Android.GenericMenuClickListener.OnMenuItemClick (IMenuItem item) [0x00000] in C:\BuildAgent\work\aad494dc9bc9783\Xamarin.Forms.Platform.Android\GenericMenuClickListener.cs:18
08-24 14:52:48.051 I/MonoDroid(18718): at Android.Views.IMenuItemOnMenuItemClickListenerInvoker.n_OnMenuItemClick_Landroid_view_MenuItem_ (IntPtr jnienv, IntPtr native__this, IntPtr native_item) [0x00011] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/platforms/android-23/src/generated/Android.Views.IMenuItem.cs:295
08-24 14:52:48.051 I/MonoDroid(18718): at (wrapper dynamic-method) System.Object:91f9672d-02fc-4e84-84c9-179afbc8e0a5 (intptr,intptr,intptr)
08-24 14:52:48.057 E/mono-rt (18718): Stacktrace:
08-24 14:52:48.057 E/mono-rt (18718):
08-24 14:52:48.057 E/mono-rt (18718): at <unknown> <0xffffffff>
08-24 14:52:48.057 E/mono-rt (18718): at (wrapper managed-to-native) Java.Interop.NativeMethods.java_interop_jnienv_new_string (intptr,intptr&,char*,int) <0x00043>
08-24 14:52:48.058 E/mono-rt (18718): at Java.Interop.JniEnvironment/Strings.NewString (char*,int) [0x0000a] in /Users/builder/data/lanes/3540/1cf254db/source/Java.Interop/src/Java.Interop/Java.Interop/JniEnvironment.g.cs:13019
08-24 14:52:48.058 E/mono-rt (18718): at Java.Interop.JniEnvironment/Strings.NewString (string) [0x00028] in /Users/builder/data/lanes/3540/1cf254db/source/Java.Interop/src/Java.Interop/Java.Interop/JniEnvironment.Strings.cs:15
08-24 14:52:48.058 E/mono-rt (18718): at Android.Runtime.JNIEnv.NewString (string) [0x0000c] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/src/Runtime/JNIEnv.cs:893
08-24 14:52:48.059 E/mono-rt (18718): at Java.Lang.Throwable..ctor (string) [0x00022] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/platforms/android-23/src/generated/Java.Lang.Throwable.cs:47
08-24 14:52:48.059 E/mono-rt (18718): at Android.Runtime.JavaProxyThrowable..ctor (System.Exception) [0x00000] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/src/Runtime/JavaProxyThrowable.cs:10
08-24 14:52:48.059 E/mono-rt (18718): at Java.Lang.Throwable.FromException (System.Exception) [0x00023] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/src/Java.Lang/Throwable.cs:241
08-24 14:52:48.059 E/mono-rt (18718): at Android.Runtime.AndroidEnvironment.UnhandledException (System.Exception) [0x0007e] in /Users/builder/data/lanes/3540/1cf254db/source/monodroid/src/Mono.Android/src/Runtime/AndroidEnvironment.cs:116
08-24 14:52:48.060 E/mono-rt (18718): at (wrapper dynamic-method) object.91f9672d-02fc-4e84-84c9-179afbc8e0a5 (intptr,intptr,intptr) <IL 0x00030, 0x0009f>
08-24 14:52:48.060 E/mono-rt (18718): at (wrapper native-to-managed) object.91f9672d-02fc-4e84-84c9-179afbc8e0a5 (intptr,intptr,intptr) <IL 0x0001f, 0x0009f>
08-24 14:52:48.060 E/mono-rt (18718):
08-24 14:52:48.060 E/mono-rt (18718): Attempting native Android stacktrace:
08-24 14:52:48.060 E/mono-rt (18718):
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