使用Aeris Weather SDK的java.lang.ClassNotFoundException：com.hamweather.aeris.maps.R $布局

I am using the Hamweather Aeris Andorid SDK, and I am trying to implement the map view component. When I follow their online tutorials, I can not render the AerisMapView, and I get the error: I am using the Hamweather Aeris Andorid SDK, an