Cannot create instance of 'MainWindow' defined in assembly 'code2plan, Version=1.0.1.578, Culture=neutral, PublicKeyToken=null'. Exception has been thrown by the target of an invocation.  Error in markup file 'MainWindow.xaml'.

   at System.Windows.Markup.XamlParseException.ThrowException(String message, Exception innerException, Int32 lineNumber, Int32 linePosition, Uri baseUri, XamlObjectIds currentXamlObjectIds, XamlObjectIds contextXamlObjectIds, Type objectType)    at System.Windows.Markup.XamlParseException.ThrowException(ParserContext parserContext, Int32 lineNumber, Int32 linePosition, String message, Exception innerException)    at System.Windows.Markup.BamlRecordReader.CreateInstanceFromType(Type type, Int16 typeId, Boolean throwOnFail)    at System.Windows.Markup.BamlRecordReader.GetElementAndFlags(BamlElementStartRecord bamlElementStartRecord, Object& element, ReaderFlags& flags, Type& delayCreatedType, Int16& delayCreatedTypeId)    at System.Windows.Markup.BamlRecordReader.BaseReadElementStartRecord(BamlElementStartRecord bamlElementRecord)    at System.Windows.Markup.BamlRecordReader.ReadElementStartRecord(BamlElementStartRecord bamlElementRecord)    at System.Windows.Markup.BamlRecordReader.ReadRecord(BamlRecord bamlRecord)    at System.Windows.Markup.BamlRecordReader.Read(Boolean singleRecord)    at System.Windows.Markup.TreeBuilderBamlTranslator.ParseFragment()    at System.Windows.Markup.TreeBuilder.Parse()    at System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream)    at System.Windows.Application.LoadBamlStreamWithSyncInfo(Stream stream, ParserContext pc)    at System.Windows.Application.DoStartup()    at System.Windows.Application.<.ctor>b__0(Object unused)    at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter)    at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)    at System.Windows.Threading.DispatcherOperation.InvokeImpl()    at System.Threading.ExecutionContext.runTryCode(Object userData)    at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)    at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)    at System.Windows.Threading.DispatcherOperation.Invoke()    at System.Windows.Threading.Dispatcher.ProcessQueue()    at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)    at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)    at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)    at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter)    at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)    at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Boolean isSingleParameter)    at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)    at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)    at System.Windows.Threading.Dispatcher.TranslateAndDispatchMessage(MSG& msg)    at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)    at System.Windows.Application.RunInternal(Window window)    at code2plan.App.Main()

   at System.Data.SqlServerCe.NativeMethods.DllAddRef()    at System.Data.SqlServerCe.SqlCeConnection..ctor()    at System.Data.SqlServerCe.SqlCeProviderFactory.CreateConnection()    at System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Initialize(IDataServices dataServices, Object connection)    at System.Data.Linq.DataContext.Init(Object connection, MappingSource mapping)    at code2plan.DomainModel.DataModel..ctor(String connection)    at code2plan.DomainModel.QuerySourceConnection.Connect()    at code2plan.DomainModel.QuerySourceConnection.get_DataContext()    at code2plan.DomainModel.QuerySourceConnection.GetQuerySource[T]()    at IQuerySourceConnectionProxy.GetQuerySource[T]()    at code2plan.DomainModel.Registrar.<RegisterServices>b__6()