Xamarin.Android CERTIFICATE_VERIFY_FAILED

I’ve recently updated my Xamarin.Android applications to target Android 13. While testing applications on an Android 13 emulator, I noticed that some network calls kept failing with an exception message of “Ssl error:1000007d:SSL routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED”. This also included calls made to a test server with ngrok which I use extensively. After troubleshooting and searching, I found… Continue reading Xamarin.Android CERTIFICATE_VERIFY_FAILED

Fix Xamarin Android Issue – “Access to the path ‘adb.exe’ is denied.

I have seen this issue occur now and again with a Xamarin Android installation on Windows. It seems to occur after a Visual Studio update which also updates the Xamarin Android installation. Often, the SDK installation gets corrupted, and when trying to repair it, this error is raised. Usually, it’s possible to fix the issue… Continue reading Fix Xamarin Android Issue – “Access to the path ‘adb.exe’ is denied.