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Hi People,  My Mendix studio pro sometimes gives out a strange error. I can close it and everything works as expected. Does anybody know what the issue is? I'm running Mendix studio pro 9.12.6 at this time. I couldn't select this version in the dropdown selector. System.InvalidOperationException: Cannot perform this operation while dispatcher processing is suspended.    at System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame)    at System.Windows.Threading.DispatcherOperation.Wait(TimeSpan timeout)    at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherOperation operation, CancellationToken cancellationToken, TimeSpan timeout)    at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)    at Eto.Wpf.WpfExtensions.<>c__DisplayClass10_0.<EnsureLoaded>b__0()    at Eto.Wpf.Forms.Controls.ScrollableHandler.get_ClientSize()    at Mendix.Modeler.Core.View.TabbedEditors.Canvas.UpdateViewPort(Nullable`1 newScrollPosition) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Core.View.CrossPlatform\TabbedEditors\Canvas.cs:line 280    at Mendix.Modeler.Core.View.DomainModels.DomainModelEditor.UpdateCanvasDimensions() in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Core.View.CrossPlatform\DomainModels\DomainModelEditor.cs:line 255    at Mendix.Modeler.Core.View.DomainModels.DomainModelEditor.OnShown() in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Core.View.CrossPlatform\DomainModels\DomainModelEditor.cs:line 266    at Mendix.Modeler.Core.View.TabbedEditors.TabbedCanvasEditor.<>c__DisplayClass12_0.<.ctor>b__3(Object s, EventArgs e) in C:\Users\Autobuild\workspace\AppStudio4.0-Build\modeler\Mendix.Modeler.Core.View.CrossPlatform\TabbedEditors\TabbedCanvasEditor.cs:line 54    at Eto.Forms.Control.OnShown(EventArgs e)    at Eto.Forms.Control.Callback.OnShown(Control widget, EventArgs e)    at Eto.Wpf.Forms.WpfFrameworkElement`3.<AttachEvent>b__75_4(Object sender, DependencyPropertyChangedEventArgs e)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.InvalidateForceInheritPropertyOnChildren(Visual v, DependencyProperty property)    at System.Windows.UIElement.OnIsVisibleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)    at System.Windows.UIElement.UpdateIsVisibleCache()    at System.Windows.UIElement.OnVisualParentChanged(DependencyObject oldParent)    at System.Windows.Media.Visual.FireOnVisualParentChanged(DependencyObject oldParent)    at System.Windows.Media.Visual.AddVisualChild(Visual child)    at System.Windows.Controls.ContentPresenter.UseContentTemplate.BuildVisualTree(FrameworkElement container)    at System.Windows.StyleHelper.ApplyTemplateContent(UncommonField`1 dataField, DependencyObject container, FrameworkElementFactory templateRoot, Int32 lastChildIndex, HybridDictionary childIndexFromChildID, FrameworkTemplate frameworkTemplate)    at System.Windows.FrameworkTemplate.ApplyTemplateContent(UncommonField`1 templateDataField, FrameworkElement container)    at System.Windows.FrameworkElement.ApplyTemplate()    at System.Windows.FrameworkElement.MeasureCore(Size availableSize)    at System.Windows.UIElement.Measure(Size availableSize)    at System.Windows.ContextLayoutManager.UpdateLayout()    at System.Windows.Controls.TabItem.OnPreviewGotKeyboardFocus(KeyboardFocusChangedEventArgs e)    at ActiproSoftware.Windows.Controls.Docking.AdvancedTabItem.OnPreviewGotKeyboardFocus(KeyboardFocusChangedEventArgs e)    at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)    at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)    at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)    at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)    at System.Windows.Input.InputManager.ProcessStagingArea()    at System.Windows.Input.KeyboardDevice.TryChangeFocus(DependencyObject newFocus, IKeyboardInputProvider keyboardInputProvider, Boolean askOld, Boolean askNew, Boolean forceToNullIfFailed)    at System.Windows.Input.KeyboardDevice.Focus(DependencyObject focus, Boolean askOld, Boolean askNew, Boolean forceToNullIfFailed)    at System.Windows.Input.KeyboardDevice.Focus(IInputElement element)    at System.Windows.UIElement.Focus()    at System.Windows.Controls.TabItem.SetFocus()    at System.Windows.Controls.TabControl.OnSelectionChanged(SelectionChangedEventArgs e)    at ActiproSoftware.Windows.Controls.Docking.AdvancedTabControl.OnSelectionChanged(SelectionChangedEventArgs e)    at ActiproSoftware.Windows.Controls.Docking.Primitives.TabbedMdiContainerTabControl.OnSelectionChanged(SelectionChangedEventArgs e)    at System.Windows.Controls.Primitives.Selector.SelectionChanger.SelectJustThisItem(ItemInfo info, Boolean assumeInItemsCollection)    at System.Windows.DependencyObject.OnPropertyChanged(DependencyPropertyChangedEventArgs e)    at System.Windows.FrameworkElement.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.BindingExpression.TransferValue(Object newValue, Boolean isASubPropertyChange)    at MS.Internal.Data.PropertyPathWorker.UpdateSourceValueState(Int32 k, ICollectionView collectionView, Object newValue, Boolean isASubPropertyChange)    at MS.Internal.Data.PropertyPathWorker.OnDependencyPropertyChanged(DependencyObject d, DependencyProperty dp, Boolean isASubPropertyChange)    at System.Windows.Data.BindingExpression.OnPropertyInvalidation(DependencyObject d, DependencyPropertyChangedEventArgs args)    at System.Windows.DependentList.InvalidateDependents(DependencyObject source, DependencyPropertyChangedEventArgs sourceArgs)    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.SetValueCommon(DependencyProperty dp, Object value, PropertyMetadata metadata, Boolean coerceWithDeferredReference, Boolean coerceWithCurrentValue, OperationType operationType, Boolean isInternal)    at ActiproSoftware.Windows.Controls.Docking.Primitives.DockingWindowContainerBase.set_SelectedWindow(DockingWindow value)    at ActiproSoftware.Windows.Controls.Docking.TabbedMdiHost.ActiproSoftware.Windows.Controls.Docking.Models.IMdiHost.BringToFront(DockingWindow window)    at ActiproSoftware.Internal.Wn.OQg(DockingWindow  , Boolean  )    at ActiproSoftware.Internal.Wn.fQ7(DockingWindow  , IEnumerable`1  )    at ActiproSoftware.Internal.Wn.iQl(IEnumerable`1  , om  , Boolean  , Boolean  )    at ActiproSoftware.Windows.Controls.Docking.Primitives.DockingWindowContainerBase.Bfl(Object  , AdvancedTabItemEventArgs  )    at ActiproSoftware.Windows.Controls.Docking.AdvancedTabControl.jpn(AdvancedTabItem  )    at ActiproSoftware.Windows.Controls.Docking.AdvancedTabItem.y4i(Object  , InputPointerButtonEventArgs  )    at ActiproSoftware.Windows.Input.InputAdapter.WEA(Object  , InputEventArgs  , InputPointerButtonKind  )    at ActiproSoftware.Windows.Input.InputAdapter.HEY(Object  , InputEventArgs  )    at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)    at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)    at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)    at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)    at System.Windows.Input.InputManager.ProcessStagingArea()    at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)    at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)    at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)    at System.Windows.Interop.HwndSource.InputFilterMessage(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, Int32 numArgs)    at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

asked 2023-04-18

1 answers