Bereaksi aplikasi asli crash tanpa kesalahan

in react native node-modules go 
 node modules >>  react -native-admob>> android >>Build.gradle 
instead of follwing line
'com.google.android.gms:play-services-ads:+'

write this line 
'com.google.android.gms:play-services-ads:16.0.0'
Funny Finch