DataGrid Custom filter popup doesn't close after set

Hi all,
below a simple working example where the issue is firing.
Using a DataGrid custom template filter, after set, the popup is not closed, but I have to click on the page
I'm using Radzen.Blazor 4.21.3

SourceCode:
TestPage.zip (1.4 KB)

Thanks a lot for your support.
Best Regards

Here is how to close it: