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

via Stack Overflow by user3663605
, 1 year ago
java.lang.NullPointerException: Attempt to get length of null array at com.example.letwixtor.myapplication2.Main3Activity.ListDir( at com.example.letwixtor.myapplication2.Main3Activity.onPrepareDialog( at at at at com.example.letwixtor.myapplication2.Main3Activity$1.onClick( at android.view.View.performClick( at android.view.View$ at android.os.Handler.handleCallback( at android.os.Handler.dispatchMessage( at android.os.Looper.loop( at at java.lang.reflect.Method.invoke(Native Method) at$ at