Bumped into the following error "java.exe exited with code 2" when building Xamarin app today. The only thing change is I added a Syncfusion NuGet package. I managed to solve it by enabling MultiDex.

Reference:

• https://forums.xamarin.com/discussion/97803/getting-error-java-exe-exited-with-code-2
• https://developer.android.com/studio/build/multidex