WPF - Tab freeze after opening multiple popups

[MandyHolm]

Is there an existing issue for this?

• I have searched both open/closed issues, no issue already exists.

CefSharp Version

126.2.30

Operating System

Windows 10

Architecture

x64

.Net Version

.Net 4.8

Implementation

WPF

Reproduction Steps

Hi,
I have tested this in the latest cefsharp.wpf.sample app and I am getting a tab freeze after using the popup Test open my window.

• I used the cefsharp.wpf.sample
• Open a tab www.google.com
• Open the Tests and Popup Test and add change window.open("https://www.google.com", "", "width=200,height=100") and Run
• Select the Open "mywindow" 3 or 4 times
• Select the Tab www.google.com ( sometimes this tab is frozen)
• Got back to the Popup tab and cannot select Open "mywindow" , sometimes this tab is frozen

Expected behavior

Tab does not freeze

Actual behavior

No error message, a tab freezes and does not allow an ui input

Regression?

No response

Known Workarounds

No response

Does this problem also occur in the CEF Sample Application

Yes using WPF/OffScreen command line args

Other information

No response

[amaitland]

Does the browser start redrawing if you resize the window?

Did you check the log for errors?

Popups are shown in a new window by default, the example demos hosting them as tabs, you don't need to do this in your code.