C# 拼写检查器抛出错误？
我正在使用WPF文本框拼写检查器，如下所示：C# 拼写检查器抛出错误？,c#,wpf,spell-checking,C#,Wpf,Spell Checking,我正在使用WPF文本框拼写检查器，如下所示： <TextBox ... SpellCheck.IsEnabled="{Binding EnableSpelling}"... /> 我到处找了找，但找不到像这样的东西。有很多“密钥不存在”错误，但在拼写检查器或类似的程序中我找不到。我知道什么是key not found错误，但它使用的是什么字典，以及如何修复它，因为堆栈完全在.NET framework中，而不是在我的代码中 The given key was not present
<TextBox ... SpellCheck.IsEnabled="{Binding EnableSpelling}"... />
The given key was not present in the dictionary.
at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
at System.Windows.Documents.WinRTSpellerInterop.UnloadDictionary(Object token)
at System.Windows.Documents.Speller.OnDictionaryUriRemoved(Uri uri)
at System.Windows.Documents.Speller.OnDictionaryUriAdded(Uri uri)
at System.Windows.Documents.Speller.SetCustomDictionaries(CustomDictionarySources dictionaryLocations, Boolean add)
at System.Windows.Documents.TextEditor.SetCustomDictionaries(Boolean add)
at System.Windows.Controls.SpellCheck.OnIsEnabledChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
at System.Windows.Controls.TextBox.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)
at System.Windows.DependencyObject.UpdateEffectiveValue(EntryIndex entryIndex, DependencyProperty dp, PropertyMetadata metadata, EffectiveValueEntry oldEntry, EffectiveValueEntry& newEntry, Boolean coerceWithDeferredReference, Boolean coerceWithCurrentValue, OperationType operationType)
at System.Windows.DependencyObject.InvalidateProperty(DependencyProperty dp, Boolean preserveCurrentValue)
at System.Windows.Data.BindingExpressionBase.Invalidate(Boolean isASubPropertyChange)
at System.Windows.Data.BindingExpression.TransferValue(Object newValue, Boolean isASubPropertyChange)
at System.Windows.Data.BindingExpression.Activate(Object item)
at System.Windows.Data.BindingExpression.AttachToContext(AttachAttempt attempt)
at System.Windows.Data.BindingExpression.MS.Internal.Data.IDataBindEngineClient.AttachToContext(Boolean lastChance)
at MS.Internal.Data.DataBindEngine.Task.Run(Boolean lastChance)
at MS.Internal.Data.DataBindEngine.Run(Object arg)
at System.Windows.ContextLayoutManager.fireLayoutUpdateEvent()
at System.Windows.ContextLayoutManager.UpdateLayout()
at System.Windows.ContextLayoutManager.UpdateLayoutCallback(Object arg)
at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)