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 ritdaw
, 1 year ago
Unable to start activity java.lang.NullPointerException: Attempt to invoke virtual method 'com.auth0.core.Connection com.auth0.lock.Configuration.getDefaultDatabaseConnection()' on a null object reference
via GitHub by sitefinitysteve
, 2 years ago
Unable to start activity ComponentInfo{org.nativescript.demo/com.auth0.lock.LockActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'com.squareup.otto.Bus com.auth0.lock.Lock.getBus()' on a null object reference
via GitHub by pawlowskim
, 1 year ago
Unable to start activity ComponentInfo{com.my_app/com.hokolinks.activity.HokoActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference
via GitHub by v-mas
, 1 month ago
Unable to start activity ComponentInfo{com.cleveroad.tutorialsample/com.cleveroad.slidingtutorial.sample.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'int com.cleveroad.slidingtutorial.TutorialOptions.getPagesCount()' on a null object reference
via GitHub by coolegos
, 1 year ago
Unable to start activity ComponentInfo{com.hotbitmapgg.moequest/com.hotbitmapgg.moequest.ui.activity.GankMeiziPageActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'float android.view.View.getAlpha()' on a null object reference
java.lang.RuntimeException: Unable to start activity java.lang.NullPointerException: Attempt to invoke virtual method 'com.auth0.core.Connection com.auth0.lock.Configuration.getDefaultDatabaseConnection()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2491) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2564) at android.app.ActivityThread.access$800(ActivityThread.java:170) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1441) at android.os.Handler.dispatchMessage(Handler.java:111) at android.os.Looper.loop(Looper.java:194) at android.app.ActivityThread.main(ActivityThread.java:5576) at java.lang.reflect.Method.invoke(Method.java) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:955) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:750)