TextBox content is read as "No Item in View" on win 11 by Narrator

[wangqiaodong]

• .NET Core Version: .Net 5
• Windows version: Version 21H2 (OS Build 22000 .194)
• Does the bug reproduce also in WPF for .NET Framework 4.8?: Not tested
• Is this bug related specifically to tooling in Visual Studio (e.g. XAML Designer, Code editing, etc...)? If yes, please file the issue via the instructions here.

• Security issues and bugs should be reported privately, learn more via our responsible disclosure guidelines.

  Problem description: A simple wpf window with a textbox, like following code:

`

` and try to use Narattor to read the content

Actual behavior: it read "No Item in view"

Expected behavior: It should read "abcdefg" Edit.

Minimal repro:

[anjali-wpf]

@wangqiaodong I investigated this bug, it seems it is narrator's issue and not specific to wpf. I observed the same behavior for a tooltip as well. Hence marking it as closed, please open it for the narrator team.

[luhansen-ms]

@wangqiaodong Thankfully, this doesn't seem to impact NVDA.