I downloaded the tutorial material, opened the Stater app in Android Studio 3.3, waited for the setup processes to complete, verified that SDK manager has the Google Play Instant Development SDK already installed and ran the app to my connected device (Oreo 8.1).
Compilation error. See log for more details
2019-02-08 12:09:54.057 4277-4581/? E/Parcel: Reading a NULL string not supported here.
The above kept repeating multiple times.
I tried the Finished project and it opened correctly and ran OK on my device.