Visual Studio 2019 XAML Designer Hang, Crash and BURP…
Recently I’ve been seeing a lot of problems with the XAML Designer in Visual Studio 2019. It’s always been a little bit iffy, the error “Invalid Markup”, “Check the error list for more information.”, “UserControl is not supported in a Windows Presentation Foundation (WPF) project.” has been cropping up fairly regularly for quite a few […]
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