I am having an odd problem with the Dock manager.
I created a project similiar to the Dock for MDI example.
My version loads a form which also includes another dock manager.
This works fine and looks awesome! but, for some reason, if I close the document that contains the sub dockmanager, and then I close my application, I get this error:
If I dont close any of the documents and just close the application, I dont get this error.
I am not sure what the actual cause is... There isnt much code going on, just alot of layout stuff.
There is a grid which is inside sub form / dockmanager. I can see it mentions something about it in the error but I just cant figure it out, something about styling.
I created a project similiar to the Dock for MDI example.
My version loads a form which also includes another dock manager.
This works fine and looks awesome! but, for some reason, if I close the document that contains the sub dockmanager, and then I close my application, I get this error:
System.ArgumentException {"Parameter is not valid."} |
" at System.Drawing.Font.GetHeight(Graphics graphics)\r\n at System.Drawing.Font.GetHeight()\r\n at System.Drawing.Font.get_Height()\r\n at Telerik.WinControls.VisualElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.RadItem.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.UI.LightVisualElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.UI.GridRowElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.RadObject.UpdateEffectiveValue(RadProperty dp, RadPropertyMetadata metadata, Boolean isCoerceValue, Boolean isOldValueValid, Object oldValue, ValueSource oldValueSource, Boolean oldValueIsDeferred, Boolean coerceWithDeferredReference)\r\n at Telerik.WinControls.RadObject.NotifyOnPropertyChanged(RadProperty radProperty, Object oldValue)\r\n at Telerik.WinControls.RadObject.UnregisterStylePropertySetting(IPropertySetting setting, Boolean notifyPropertyChange)\r\n at Telerik.WinControls.PropertySetting.UnregisterValue(RadElement element)\r\n at Telerik.WinControls.SelectorBase.Unregister(RadElement element, PropertySettingCollection propertySettings)\r\n at Telerik.WinControls.StyleSheet.Unapply(RadElement radElement)\r\n at Telerik.WinControls.RadElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.VisualElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.RadItem.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.UI.LightVisualElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.UI.GridRowElement.OnPropertyChanged(RadPropertyChangedEventArgs e)\r\n at Telerik.WinControls.RadObject.UpdateEffectiveValue(RadProperty dp, RadPropertyMetadata metadata, Boolean isCoerceValue, Boolean isOldValueValid, Object oldValue, ValueSource oldValueSource, Boolean oldValueIsDeferred, Boolean coerceWithDeferredReference)\r\n at Telerik.WinControls.RadObject.SetValueCommon(RadProperty dp, Object value, RadPropertyMetadata metadata, Boolean coerceWithDeferredReference)\r\n at Telerik.WinControls.RadObject.SetValue(RadProperty dp, Object value)\r\n at Telerik.WinControls.RadElement.set_Style(StyleSheet value)\r\n at Telerik.WinControls.UI.GridRowElement.Dispose(Boolean disposing)\r\n at Telerik.WinControls.RadComponentElement.Dispose()\r\n at Telerik.WinControls.RadElement.Cleanup()\r\n at Telerik.WinControls.ComponentThemableElementTree.RemoveChildren(RadElement element)\r\n at Telerik.WinControls.ComponentThemableElementTree.RemoveChildren(RadElement element)\r\n at Telerik.WinControls.ComponentThemableElementTree.RemoveChildren(RadElement element)\r\n at Telerik.WinControls.ComponentThemableElementTree.RemoveChildren(RadElement element)\r\n at Telerik.WinControls.ComponentThemableElementTree.Dispose(Boolean disposing)\r\n at Telerik.WinControls.RadControl.Dispose(Boolean disposing)\r\n at Telerik.WinControls.UI.RadGridView.Dispose(Boolean disposing)\r\n at System.ComponentModel.Component.Dispose()\r\n at System.Windows.Forms.Control.Dispose(Boolean disposing)\r\n at Telerik.WinControls.Docking.DockWindow.Dispose(Boolean disposing)\r\n at System.ComponentModel.Component.Dispose()\r\n at System.Windows.Forms.Control.Dispose(Boolean disposing)\r\n at System.Windows.Forms.ContainerControl.Dispose(Boolean disposing)\r\n at Telerik.WinControls.Docking.DockSite.Dispose(Boolean disposing)\r\n at System.ComponentModel.Component.Dispose()\r\n at Telerik.WinControls.Docking.DockingManager.Dispose(Boolean disposing)\r\n at System.ComponentModel.Component.Finalize()" |
If I dont close any of the documents and just close the application, I dont get this error.
I am not sure what the actual cause is... There isnt much code going on, just alot of layout stuff.
There is a grid which is inside sub form / dockmanager. I can see it mentions something about it in the error but I just cant figure it out, something about styling.