java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.net.URL.toExternalForm()' on a null object reference

GitHub | mtrakal | 2 months ago
  1. 0

    NPE when start replication

    GitHub | 2 months ago | mtrakal
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.net.URL.toExternalForm()' on a null object reference
  2. 0

    JavaFX : Loading HTML from external URL failing in Android

    Stack Overflow | 10 months ago | We are Borg
    System.err: java.lang.reflect.InvocationTargetException
  3. 0

    NPE and InvocationTargetException error

    Stack Overflow | 2 years ago | user2883071
    java.lang.IllegalStateException: Could not execute method of the activity
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  5. 0

    Saving to Local Database and Firebase in android

    Stack Overflow | 5 days ago | Pooveshin
    java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.example.pooveshin.saica_sgb.DatabaseHelper.SaveUserMeetings(java.lang.String, java.lang.String, java.lang.String, java.lang.String)' on a null object reference
  6. 0

    java.lang.RuntimeException: Unable to stop activity {net.kindows.chitchat/net.kindows.chitchat.LoginActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void org.eclipse.paho.android.service.MqttService.disconnect(java.lang.String, java.lang.String, java.lang.String)' on a null object reference

    GitHub | 7 months ago | dmsherazi
    java.lang.RuntimeException: Unable to stop activity {net.kindows.chitchat/net.kindows.chitchat.LoginActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void org.eclipse.paho.android.service.MqttService.disconnect(java.lang.String, java.lang.String, java.lang.String)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'java.lang.String java.net.URL.toExternalForm()' on a null object reference

      at com.couchbase.lite.replicator.ReplicationInternal$3.newThread()
    2. com.couchbase.lite
      ReplicationInternal$3.newThread
      1. com.couchbase.lite.replicator.ReplicationInternal$3.newThread(ReplicationInternal.java:386)
      1 frame
    3. Java RT
      Executors$DelegatedExecutorService.submit
      1. java.util.concurrent.ThreadPoolExecutor$Worker.<init>(ThreadPoolExecutor.java:582)
      2. java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:895)
      3. java.util.concurrent.ThreadPoolExecutor.ensurePrestart(ThreadPoolExecutor.java:1553)
      4. java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:306)
      5. java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:503)
      6. java.util.concurrent.ScheduledThreadPoolExecutor.submit(ScheduledThreadPoolExecutor.java:602)
      7. java.util.concurrent.Executors$DelegatedExecutorService.submit(Executors.java:593)
      7 frames
    4. com.couchbase.lite
      Replication.start
      1. com.couchbase.lite.replicator.ReplicationInternal.fireTrigger(ReplicationInternal.java:232)
      2. com.couchbase.lite.replicator.ReplicationInternal.triggerStart(ReplicationInternal.java:200)
      3. com.couchbase.lite.replicator.PusherInternal.triggerStart(PusherInternal.java:53)
      4. com.couchbase.lite.replicator.Replication.start(Replication.java:229)
      4 frames
    5. com.yablohn.internal
      Yablohn.setAutoReplicate
      1. com.yablohn.internal.CouchDbProvider.pushReplicate(CouchDbProvider.java:129)
      2. com.yablohn.internal.CouchDbProvider.pushReplicate(CouchDbProvider.java:84)
      3. com.yablohn.internal.Yablohn.setAutoReplicate(Yablohn.java:30)
      3 frames
    6. com.droid4you.application
      Application$8.onActivityStarted
      1. com.droid4you.application.wallet.Application.onAppGoingToForeground(Application.java:616)
      2. com.droid4you.application.wallet.Application.access$900(Application.java:89)
      3. com.droid4you.application.wallet.Application$8.onActivityStarted(Application.java:576)
      3 frames
    7. Android Platform
      Activity.onStart
      1. android.app.Application.dispatchActivityStarted(Application.java:205)
      2. android.app.Activity.onStart(Activity.java:1218)
      2 frames
    8. Android Support v4
      FragmentActivity.onStart
      1. android.support.v4.app.FragmentActivity.onStart(FragmentActivity.java:592)
      1 frame
    9. Android v7
      AppCompatActivity.onStart
      1. android.support.v7.app.AppCompatActivity.onStart(AppCompatActivity.java:178)
      1 frame
    10. RoboGuice
      RoboActionBarActivity.onStart
      1. roboguice.activity.RoboActionBarActivity.onStart(RoboActionBarActivity.java:106)
      1 frame
    11. com.droid4you.application
      LoginActivity.onStart
      1. com.droid4you.application.wallet.v3.ui.LoginActivity.onStart(LoginActivity.java:104)
      1 frame
    12. Android Platform
      ActivityThread.main
      1. android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1240)
      2. android.app.Activity.performStart(Activity.java:6097)
      3. android.app.Activity.performRestart(Activity.java:6154)
      4. android.app.ActivityThread.handleSleeping(ActivityThread.java:3768)
      5. android.app.ActivityThread.access$3200(ActivityThread.java:159)
      6. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1568)
      7. android.os.Handler.dispatchMessage(Handler.java:102)
      8. android.os.Looper.loop(Looper.java:135)
      9. android.app.ActivityThread.main(ActivityThread.java:5569)
      9 frames
    13. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    14. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:931)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:726)
      2 frames