Error on opening create project with vs2017rc #563

I create a new project from cmd using yo aspnetcore-spa, with target vs2017. But when I try to open the generated project I got an error like this: value cannot be null, parameter name:key.
Visual studio generate this dump for the error:

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07/01/2017 00:08:45
Recoverable
System.AggregateException: One or more errors occurred. ---> System.ArgumentNullException: Value cannot be null.
Parameter name: key
at System.Collections.Generic.Dictionary2.FindEntry(TKey key) at System.Collections.Generic.Dictionary2.get_Item(TKey key)
at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.ResolveDependentItems(Dictionary2 pendingItemsByDirectory) at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.GenerateOriginalTree(ConfiguredProjectExports configuredProjectExports, CancellationToken cancellationToken) at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.<GenerateOriginalTreeAsync>d__117.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.TreeUpdateSubmission.<UpdateTree>d__25.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task) at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass95_0.<<Initialize>b__1>d.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass102_0.<<SubmitTreeUpdateAsync>b__0>d.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass114_0.<<SubmitTreeUpdateHelperAsync>b__0>d.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass102_0.<<SubmitTreeUpdateAsync>b__0>d.MoveNext() --- End of inner exception stack trace --- ---> (Inner Exception #0) System.ArgumentNullException: Value cannot be null. Parameter name: key at System.Collections.Generic.Dictionary2.FindEntry(TKey key)
at System.Collections.Generic.Dictionary2.get_Item(TKey key) at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.ResolveDependentItems(Dictionary2 pendingItemsByDirectory)
at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.GenerateOriginalTree(ConfiguredProjectExports configuredProjectExports, CancellationToken cancellationToken)
at Microsoft.VisualStudio.ProjectSystem.Designers.PhysicalProjectTreeProvider.d__117.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.TreeUpdateSubmission.d__25.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task)
at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass95_0.<b__1>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass102_0.<b__0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass114_0.<b__0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.VisualStudio.ProjectSystem.ProjectTreeProviderBase.<>c__DisplayClass102_0.<b__0>d.MoveNext()<---

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Many thanks
caste