Michael van Kerckhoven

Hi. I just encounterd the same error in another Xamarin.Forms project. I discovered why: The MyPage.xaml I'm previewing contains a listview whose items are defined by MyItemTemplate.xaml. And MyItemTemplate.xaml contains...

Indeed, the usage is not detailed here. You can refer to https://docs.microsoft.com/en-us/dotnet/api/system.net.security.remotecertificatevalidationcallback?redirectedfrom=MSDN&view=netframework-4.7.2 However, I'm trying to access a synology NAS through WebDAV and like @giviglie , the callback seems to...