مبتدی: لود UI

سلام

من یک پروژه ازنوع Universal app باز کردم .دیزاین صفحه های xaml را نشون نمیده و این ارور را میده در visual studio 2013

System.Security.SecurityException
Requested registry access is not allowed.

Server stack trace:
at System.ThrowHelper.ThrowSecurityException(Exceptio nResource resource)
at Microsoft.Win32.RegistryKey.InternalOpenSubKey(Str ing name, RegistryKeyPermissionCheck permissionCheck, Int32 rights)
at Microsoft.Win32.RegistryKey.OpenSubKey(String name, RegistryKeyPermissionCheck permissionCheck, RegistryRights rights)
at System.TimeZoneInfo.TryCreateAdjustmentRules(Strin g id, RegistryTimeZoneInformation defaultTimeZoneInformation, AdjustmentRule[]& rules, Exception& e)
at System.TimeZoneInfo.TryGetTimeZoneByRegistryKey(St ring id, TimeZoneInfo& value, Exception& e)
at System.TimeZoneInfo.TryGetTimeZone(String id, Boolean dstDisabled, TimeZoneInfo& value, Exception& e, CachedData cachedData)
at System.TimeZoneInfo.GetLocalTimeZone(CachedData cachedData)
at System.TimeZoneInfo.CachedData.CreateLocal()
at System.DateTime.ToLocalTime(Boolean throwOnOverflow)
at System.IO.File.GetLastWriteTime(String path)
at Microsoft.Expression.Utility.IO.AccessService.File GetLastWriteTime(String path)
at Microsoft.Expression.Utility.AssemblyHelper.GetAss emblyNameFromPath(String path)
at Microsoft.Expression.Utility.IO.AccessService.GetA ssemblyNameFromPath(String path)
at Microsoft.Expression.Utility.WindowsRuntimeService .WindowsRuntimeContext.GetAssemblyFromWindowsRunti meDesignerContext(String path)
at Microsoft.Expression.Utility.WindowsRuntimeService .WindowsRuntimeContext.LoadRuntimeAssemblyFrom(Str ing path)
at Microsoft.Expression.Utility.WindowsRuntimeService .LoadFrom(String path)
at Microsoft.Expression.Utility.AssemblyHelper.Load(A ssemblyName assemblyName)
at Microsoft.Expression.DesignHost.Isolation.Primitiv es.IsolationBoundary.RemoteIsolationContext.<>c__D isplayClass19.<Microsoft.Expression.DesignHost.Iso lation.Primitives.IsolationBoundary.IRemoteContext .CreateInstance>b__18()
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.<>c__DisplayClass2a`1.<MarshalIn> b__29()
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.Call.InvokeWorker()
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.Call.Invoke(Boolean waitingInExternalCall)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.InvokeCall(Call call)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.DirectInvoke(Boolean inbound, Action action, Int32 sourceApartmentId, Int32 targetApartmentId, Int32 originId, WaitHandle aborted)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.DirectInvokeInbound(Action action, Int32 targetApartmentId)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.MarshalIn(Action action, Int32 targetApartmentId, CancellationToken cancelToken, CallSynchronizationMode syncMode, CallModality callModality, String methodName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.MarshalIn(IRemoteObject targetObject, Action action, CallSynchronizationMode syncMode, CallModality callModality, ApartmentState apartmentState, String memberName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.MarshalIn[TResult](IRemoteObject targetObject, Func`1 func, CallModality callModality, ApartmentState apartmentState, String memberName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Primitiv es.IsolationBoundary.RemoteIsolationContext.Micros oft.Expression.DesignHost.Isolation.Primitives.Iso lationBoundary.IRemoteContext.CreateInstance(Strin g assemblyName, String assemblyCodeBase, String typeName)
at System.Runtime.Remoting.Messaging.StackBuilderSink ._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Object[]& outArgs)
at System.Runtime.Remoting.Messaging.StackBuilderSink .SyncProcessMessage(IMessage msg)

Exception rethrown at [0]:
at System.Runtime.Remoting.Proxies.RealProxy.HandleRe turnMessage(IMessage reqMsg, IMessage retMsg)
at System.Runtime.Remoting.Proxies.RealProxy.PrivateI nvoke(MessageData& msgData, Int32 type)
at Microsoft.Expression.DesignHost.Isolation.Primitiv es.IsolationBoundary.IRemoteContext.CreateInstance (String assemblyName, String assemblyCodeBase, String typeName)
at Microsoft.Expression.DesignHost.Isolation.Primitiv es.IsolationBoundary.<>c__DisplayClassa`1.<CreateI nstance>b__9(IRemoteContext c)
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.<>c__DisplayClassa`2.<MarshalOut> b__9()
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.Call.InvokeWorker()

System.Security.SecurityException
Requested registry access is not allowed.
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.WaitForCompletion(NestedCallContext nestedCallContext, BlockingCall call, WaitHandle timeoutSignal)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.MarshalOutSynchronous(Action action, Int32 targetApartmentId, WaitHandle aborted, WaitHandle timeoutSignal, CancellationToken cancelToken, String methodName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Remoting .STAMarshaler.MarshalOut(Action action, Int32 targetApartmentId, WaitHandle aborted, CancellationToken cancelToken, CallSynchronizationMode syncMode, WaitHandle timeoutSignal, String methodName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.MarshalOut[TValue](RemoteHandle`1 targetObject, Action action, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Remoting .ThreadMarshaler.MarshalOut[TResult,TValue](RemoteHandle`1 targetObject, Func`2 func, CallSynchronizationMode syncMode, ApartmentState apartmentState, String methodName, String filePath, Int32 lineNumber)
at Microsoft.Expression.DesignHost.Isolation.Primitiv es.IsolationBoundary.CreateInstance[T](Type type)
at Microsoft.Expression.DesignHost.Isolation.Isolated ObjectFactory.Initialize()
at Microsoft.VisualStudio.ExpressionHost.Services.VSI solationService.CreateObjectFactory(IIsolationTarg et isolationTarget, IObjectCatalog catalog)
at Microsoft.Expression.DesignHost.Isolation.Isolatio nService.CreateLease(IIsolationTarget isolationTarget)
at Microsoft.Expression.DesignHost.Isolation.Isolatio nService.CreateLease(IIsolationTarget isolationTarget)
at Microsoft.Expression.DesignHost.Isolation.Isolatio nService.CreateLease(IIsolationTarget isolationTarget)
at Microsoft.Expression.DesignHost.IsolatedDesignerSe rvice.CreateLease(IIsolationTarget isolationTarget, CancellationToken cancelToken, DesignerServiceEntry& entry)
at Microsoft.Expression.DesignHost.IsolatedDesignerSe rvice.IsolatedDesignerView.CreateDesignerViewInfo( CancellationToken cancelToken)
at Microsoft.Expression.DesignHost.Isolation.Isolated TaskScheduler.InvokeWithCulture[T](CultureInfo culture, Func`2 func, CancellationToken cancelToken)
at Microsoft.Expression.DesignHost.Isolation.Isolated TaskScheduler.<>c__DisplayClassa`1.<StartTask>b__6 ()
at System.Threading.Tasks.Task`1.InnerInvoke()
at System.Threading.Tasks.Task.Execute()