Room Persistence Library run time exception when calling Rooms inMemoryBuilder method

Question

When following the tutorial for setting up the Room persistence library I run in to this error when testing on an Android device.

java.lang.RuntimeException: cannot

Answer 1

change the annotationProcessor from annotationProcessor 'android.arch.persistence.room:runtime:1.1.0' to annotationProcessor 'android.arch.persistence.room:compiler:1.1.0'