Expression Blend3 has stopped working when open page in the vs2008

Sun, 28 Jun 2009 03:12:57 Z

hello,everyone,
here is error

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Target Invocation Exception
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Inner exception: System.InvalidOperationException: Can not compare the two array elements ---> System.ArgumentException: Must have at least one object IComparable。   at System.Collections.Comparer.Compare(Object a, Object b)   at System.Collections.Generic.ObjectComparer`1.Compare(T x, T y)   at System.Collections.Generic.ArraySortHelper`1.InternalBinarySearch(T[] array, Int32 index, Int32 length, T value, IComparer`1 comparer)   at System.Collections.Generic.ArraySortHelper`1.BinarySearch(T[] array, Int32 index, Int32 length, T value, IComparer`1 comparer)
at System.Collections.Generic.ArraySortHelper`1.BinarySearch(T[] array, Int32 index, Int32 length, T value, IComparer`1 comparer)
at System.Array.BinarySearch[T](T[] array, Int32 index, Int32 length, T value, IComparer`1 comparer)
at System.Collections.Generic.List`1.BinarySearch(Int32 index, Int32 count, T item, IComparer`1 comparer)
at Microsoft.Expression.DesignModel.Metadata.ProjectTypeInstanceBuilderHelper.InstanceBuilderInfo.AddIfMissing(Type type)
at Microsoft.Expression.DesignModel.Metadata.ProjectTypeInstanceBuilderHelper.Refresh(ITypeResolver typeResolver, IInstanceBuilderFactory factory)
at Microsoft.Expression.Platform.Silverlight.SilverlightPlatform.RefreshProjectSpecificMetadata(ITypeResolver typeResolver, ITypeMetadataFactory typeMetadataFactory)
at Microsoft.Expression.DesignSurface.Documents.ProjectXamlContext.RebuildNamespaceMaps()
at Microsoft.Expression.DesignSurface.Documents.ProjectXamlContext..ctor(IProject project, Platform platform, IServiceProvider serviceProvider, Boolean openDocumentsReadOnly)
at Microsoft.Expression.DesignSurface.Documents.SilverlightProject.CreateProjectContext()
at Microsoft.Expression.Project.MSBuildBasedProject.InitializeExistingProject()
at Microsoft.Expression.Project.MSBuildBasedProject..ctor(IServiceProvider serviceProvider, IProjectReference projectDocument, ICodeDocumentType codeDocumentType, ProjectType projectType)
at Microsoft.Expression.Project.ExecutableProjectBase..ctor(IServiceProvider serviceProvider, IProjectReference projectReference, ICodeDocumentType codeDocumentType, ProjectType projectType)
at Microsoft.Expression.DesignSurface.Documents.SilverlightProjectType.InstantiateProject(IProjectReference projectReference, IServiceProvider serviceProvider, ICodeDocumentType codeDocumentType)
at Microsoft.Expression.Project.SolutionBase.InitializeProject(IProjectReference projectReference)
at Microsoft.Expression.Project.VisualStudioSolution.OpenStandardProject(ProjectMetadata projectMetadata)
at Microsoft.Expression.Project.VisualStudioSolution.OpenProjects(List`1 projectMetadata)
at Microsoft.Expression.Project.VisualStudioSolution.LoadInternal()
at Microsoft.Expression.Project.SolutionBase.Load()
at Microsoft.Expression.Project.ProjectManager.OpenSolution(IProjectReference solutionOrProjectReference, Boolean addToRecentList, Boolean openInitialScene)
at Microsoft.Expression.Project.ProjectManager.InitializeFromKnownProjects(String[] args)
at Microsoft.Expression.Blend.BlendApplication.OnFirstIdle()

ps:
Operating System Version:win7 7100
vs2008+blend3 preview

Expression Blend3 has stopped working when open page in the vs2008

Mon, 29 Jun 2009 03:46:36 Z

Thanks for the call stack for this exception, that is very helpful to us.

We will investigate on our end.

Thanks!
Unni

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