This content has 4 years. Some of the information in this post may be out of date or no longer work. Please, read this page keeping its age in your mind.It seems, the new Visual Studio 2019 release with version 16.7 could not build the AndroidBindings projects. (For further information about what is an android binding proj, see: https://docs.microsoft.com/en-us/xamarin/android/platform/binding-java-library/) The compiler gives the following error message: Workarounds like: Change the path of the soulution to shorter one does not seems to work.The only solution for the problem was to downgrade VisualStudio to 16.5.4 (to the last working one for me)