Dont have time to read over a thousand issuse. You figure it out.

[Markuzzy39]

Description of the new feature / enhancement

ion.TargetInvocationException: Exception has been thrown by the target of an invocation.
---> System.Windows.Markup.XamlParseException: Set property 'System.Windows.ResourceDictionary.DeferrableContent' threw an exception.
---> System.ArgumentException: Item has already been added. Key in dictionary: 'SystemColorWindowColorBrush' Key being added: 'SystemColorWindowColorBrush'
at System.Collections.Hashtable.Insert(Object key, Object nvalue, Boolean add)
at System.Windows.ResourceDictionary.SetKeys(IList1 keyCollection, IServiceProvider serviceProvider) at MS.Internal.Xaml.Runtime.ClrObjectRuntime.SetValue(Object inst, XamlMember property, Object value) --- End of inner exception stack trace --- at System.Windows.Markup.XamlReader.RewrapException(Exception e, IXamlLineInfo lineInfo, Uri baseUri) at System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri) at System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri) at System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream) at System.Windows.Application.LoadBamlStreamWithSyncInfo(Stream stream, ParserContext pc) at MS.Internal.AppModel.AppModelKnownContentFactory.BamlConverterCore(Stream stream, Uri baseUri, Boolean canUseTopLevelBrowser, Boolean sandboxExternalContent, Boolean allowAsync, Boolean isJournalNavigation, XamlReader& asyncObjectConverter, Boolean isUnsafe) at MS.Internal.AppModel.MimeObjectFactory.GetObjectAndCloseStreamCore(Stream s, ContentType contentType, Uri baseUri, Boolean canUseTopLevelBrowser, Boolean sandboxExternalContent, Boolean allowAsync, Boolean isJournalNavigation, XamlReader& asyncObjectConverter, Boolean isUnsafe) at System.Windows.ResourceDictionary.set_Source(Uri value) at System.Windows.ThemeManager.GetThemeDictionary(ThemeMode themeMode) at System.Windows.ThemeManager.ApplyFluentOnWindow(Window window) at System.Windows.ThemeManager.OnWindowThemeChanged(Window window, ThemeMode oldThemeMode, ThemeMode newThemeMode) at System.Windows.ThemeManager.SyncWindowThemeMode(Window window) at System.Windows.TreeWalkHelper.InvalidateOnResourcesChange(FrameworkElement fe, FrameworkContentElement fce, ResourcesChangeInfo info) at System.Windows.ResourceDictionary.NotifyOwners(ResourcesChangeInfo info) at System.Windows.ResourceDictionary.OnMergedDictionariesChanged(Object sender, NotifyCollectionChangedEventArgs e) at System.Collections.ObjectModel.ObservableCollection1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
at PowerLauncher.Helper.ThemeManager.SetSystemTheme(Theme theme)
at PowerLauncher.Helper.ThemeManager.<>c__DisplayClass12_0.b__0()
at System.Windows.Threading.Dispatcher.Invoke(Action callback, DispatcherPriority priority, CancellationToken cancellationToken, TimeSpan timeout)
at System.Windows.Threading.Dispatcher.Invoke(Action callback)
at PowerLauncher.Helper.ThemeManager.UpdateTheme()
at PowerLauncher.Helper.ThemeManager.OnUserPreferenceChanged(Object sender, UserPreferenceChangedEventArgs e)
at InvokeStub_UserPreferenceChangedEventHandler.Invoke(Object, Span`1)
at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
--- End of inner exception stack trace ---
at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at System.Delegate.DynamicInvokeImpl(Object[] args)
at Microsoft.Win32.SystemEvents.SystemEventInvokeInfo.InvokeCallback(Object arg)
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

Scenario when this would be used?

trying to run at start

Supporting information

No response

[similar-issues-ai]

We've found some similar issues:

• Dont have time to read over a thousand issuse. You figure it out. #36411 , similarity score: 100%

If any of the above are duplicates, please consider closing this issue out and adding additional context in the original issue.

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[mantaionut]

@Markuzzy39 can you tell us how we can reproduce this or was it a random crash?