Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

java.lang.NullPointerException: null reference at Source) at Source) at com.example.mark.prototype9.SubActivity.subscribe( at com.example.mark.prototype9.SubActivity.onConnected( at Source) at Source) at Source) at Source) at Source) at Source) at$1.onConnected(Unknown Source) at$zzj.zzavj(Unknown Source) at$zza.zzc(Unknown Source) at$zza.zzv(Unknown Source) at$zze.zzavl(Unknown Source) at$zzd.handleMessage(Unknown Source) at android.os.Handler.dispatchMessage( at android.os.Looper.loop( at at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke( at$ at