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 GitHub by nbossard
, 1 year ago
Attempt to invoke virtual method 'void com.nbossard.packlist.gui.TripListFragment.populateList()' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'void com.nbossard.packlist.gui.TripListFragment.populateList()' on a null object reference	at com.nbossard.packlist.gui.MainActivity.onTripChange(MainActivity.java:266)	at com.nbossard.packlist.process.saving.PrefsSavingModule.updateTrip(PrefsSavingModule.java:352)	at com.nbossard.packlist.process.saving.PrefsSavingModule.addOrUpdateTrip(PrefsSavingModule.java:143)	at com.nbossard.packlist.gui.MainActivity.saveTrip(MainActivity.java:328)	at com.nbossard.packlist.gui.TripDetailFragment.onClickAddItem(TripDetailFragment.java:495)	at com.nbossard.packlist.gui.TripDetailFragment.access$700(TripDetailFragment.java:80)	at com.nbossard.packlist.gui.TripDetailFragment$3.onClick(TripDetailFragment.java:305)	at android.view.View.performClick(View.java:4764)	at android.view.View$PerformClick.run(View.java:19844)	at android.os.Handler.handleCallback(Handler.java:739)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:135)	at android.app.ActivityThread.main(ActivityThread.java:5292)	at java.lang.reflect.Method.invoke(Native Method)	at java.lang.reflect.Method.invoke(Method.java:372)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:908)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:703)