Leaf Shi
Leaf Shi
The stack trace when switching Kitten name: ``` System.Windows.Forms.dll!System.Windows.Forms.ComboBox.RefreshItems() Line 3142 C# System.Windows.Forms.dll!System.Windows.Forms.ComboBox.OnDisplayMemberChanged(System.EventArgs e) Line 2963 C# System.Windows.Forms.dll!System.Windows.Forms.ListControl.SetDataConnection(object newDataSource, System.Windows.Forms.BindingMemberInfo newDisplayMember, bool force) Line 741 C# System.Windows.Forms.dll!System.Windows.Forms.ListControl.DisplayMember.set(string value) Line 114...
**.netFramwork4.7 project:** The function `RawInvokePattern_Invoke(hobj)` return 0 ``` UIAutomationClientsideProviders.dll!MS.Internal.AutomationProxies.Accessible.DoDefaultAction() Line 527 C# UIAutomationClientsideProviders.dll!MS.Internal.AutomationProxies.MsaaNativeProvider.CallDoDefaultAction() Line 820 C# UIAutomationClientsideProviders.dll!MS.Internal.AutomationProxies.MsaaNativeProvider.System.Windows.Automation.Provider.IInvokeProvider.Invoke() Line 515 C# [Native to Managed Transition] [Managed to Native Transition] UIAutomationClient.dll!MS.Internal.Automation.UiaCoreApi.InvokePattern_Invoke(MS.Internal.Automation.SafePatternHandle hobj)...
> @LeafShi1 - does 4.8.1 sample block as well? Yes
> @LeafShi1 - what other controls does this reproduce for? - I tried this in a button, it work well. [WindowsFormsApp9.zip](https://github.com/dotnet/winforms/files/14902379/WindowsFormsApp9.zip) - Adding a ComboBox to the MenuStrip, execute Invoke...
> @LeafShi1 - do we have any unit tests that call the Invoke method on controls? If not, could you please add some? Many controls contain an IsPatternSupported test but...
> Start with the MenuItems mentioned in this bug and buttons, we'll see if we need to add more later. Try to add following test, the System.Windows.Forms.AccessibleObject.Invoke blocks on Button...
The error message come from following function https://github.com/dotnet/winforms/blob/10c3fccac97082e9a334a4e3c00ed38ef85eea4e/src/System.Windows.Forms/src/System/Windows/Forms/Controls/DataGridView/DataGridViewCell.DataGridViewCellAccessibleObject.cs#L717-L745 **NarratorBuddy:**  NVDA does not have this problem because the event `Editing Control` is not followed by additional row and column header...
We are closing this bug because we have other important issues to deal with. If any customers complain about this issue, we will revisit the issue and fix it.
> @LeafShi1 can your team take a look (not immediately urgent) to see what we're missing here in either the test app or the runtime to support the tabbing from...
> @LeafShi1 - could your teams please take a look? @SimonZhao888 will investigate this issue