Bug 7481 - Visual Editor crashes
Summary: Visual Editor crashes
Status: RESOLVED DUPLICATE of bug 7149
Alias: None
Product: Android
Classification: Xamarin
Component: Designer ()
Version: 4.2.x
Hardware: PC Windows
: --- normal
Target Milestone: ---
Assignee: Lluis Sanchez
Depends on:
Reported: 2012-09-26 15:29 UTC by tophathacker
Modified: 2012-09-27 13:48 UTC (History)
1 user (show)

Is this bug a regression?: ---
Last known good build:

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Description tophathacker 2012-09-26 15:29:38 UTC
got an unhandled exception whenever i open a axml file in visual studio 2010

Exception Type: System.NullReferenceException
Exception Message: Object reference not set to an instance of an object.
Exception Stack Trace:    at Xamarin.AndroidDesigner.Layouts.TableRow.AddMissingPlaceholders(Int32 ncols)
   at Xamarin.AndroidDesigner.Layouts.TableLayout.InitializeForDesigner()
   at Xamarin.AndroidDesigner.AndroidDesignerItem.InitializeForDesigner()
   at Xamarin.AndroidDesigner.AndroidDesignerSession.InitializeItem(AndroidDesignerItem item)
   at Xamarin.AndroidDesigner.AndroidDesignerSession.InitLayoutXml(LayoutInfo layout)
   at Xamarin.AndroidDesigner.AndroidDesignerSession.LoadLayoutXml(String path)
   at Xamarin.AndroidDesigner.AndroidDesignerSession.InitSession()
   at Xamarin.AndroidDesigner.AndroidDesignerSession.DoRefresh(Boolean asyncRefresh)
   at Xamarin.AndroidDesigner.AndroidDesignerSession.<Refresh>b__1f(Object )
   at System.Threading.QueueUserWorkItemCallback.WaitCallback_Context(Object state)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean ignoreSyncCtx)
   at System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem()
   at System.Threading.ThreadPoolWorkQueue.Dispatch()
   at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()


Installed Extensions
	Mono for Android
	State	=	Enabled
	Version	=	4.2.6

	VSCommands for Visual Studio 2010
	State	=	Enabled
	Version	=


Environment Data
VisualStudio.Version	=	10.0
VisualStudio.Edition	=	Ultimate
VisualStudio.FullName	=	C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE\devenv.exe
VisualStudio.RegistryRoot	=	Software\Microsoft\VisualStudio\10.0
VisualStudio.LocaleId	=	1033
VisualStudio.DisplayMode	=	vsDisplayMDITabs
Time.UTC	=	9/26/2012 7:22:10 PM
Time.Local	=	9/26/2012 2:22:10 PM
OS.Architecture	=	AMD64
Environment.Version	=	4.0.30319.269
Environment.HasShutdownStarted	=	False
Environment.OSVersion.Platform	=	Win32NT
Environment.OSVersion	=	6.1.7601.65536
CurrentThread.Id	=	1
CurrentThread.Name	=	[null]
CurrentThread.ThreadState	=	Background
CurrentThread.IsBackground	=	True
CurrentThread.UICulture	=	English (United States)
CurrentThread.Culture	=	English (United States)
Process.PagedMemorySizeMB	=	307.2734375
Process.MaxWorkingSetMB	=	1.34765625
Process.NonpagedSystemMemorySizeMB	=	0.139453887939453
Process.PagedSystemMemorySizeMB	=	1.26898956298828
Process.PrivateMemorySizeMB	=	307.2734375
Process.VirtualMemorySizeMB	=	933.3046875
Process.WorkingSetMB	=	345.703125
Process.UpTime	=	00:50:28.8362395

it opens fine in monodevelop.
Comment 1 Lluis Sanchez 2012-09-27 13:48:47 UTC

*** This bug has been marked as a duplicate of bug 7149 ***