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Created by akwizgran@akwizgranOwner

NPE when creating SettingsActivity

  • Android version: 11
  • Phone model: Google Pixel 2 (walleye)
  • Briar version: 1.3.6 debug (48292d2e)

Stacktrace:

Unable to start activity ComponentInfo{org.briarproject.briar.android.debug/org.briarproject.briar.android.settings.SettingsActivity}: java.lang.NullPointerException: Attempt to invoke interface method 'void androidx.appcompat.widget.DecorContentParent.setWindowCallback(android.view.Window$Callback)' on a null object reference
java.lang.RuntimeException: Unable to start activity ComponentInfo{org.briarproject.briar.android.debug/org.briarproject.briar.android.settings.SettingsActivity}: java.lang.NullPointerException: Attempt to invoke interface method 'void androidx.appcompat.widget.DecorContentParent.setWindowCallback(android.view.Window$Callback)' on a null object reference
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3449)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3601)
        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:85)
        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2066)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loop(Looper.java:223)
        at android.app.ActivityThread.main(ActivityThread.java:7656)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
Caused by: java.lang.NullPointerException: Attempt to invoke interface method 'void androidx.appcompat.widget.DecorContentParent.setWindowCallback(android.view.Window$Callback)' on a null object reference
        at androidx.appcompat.app.AppCompatDelegateImpl.createSubDecor(AppCompatDelegateImpl.java:900)
        at androidx.appcompat.app.AppCompatDelegateImpl.ensureSubDecor(AppCompatDelegateImpl.java:806)
        at androidx.appcompat.app.AppCompatDelegateImpl.initWindowDecorActionBar(AppCompatDelegateImpl.java:547)
        at androidx.appcompat.app.AppCompatDelegateImpl.getSupportActionBar(AppCompatDelegateImpl.java:534)
        at androidx.appcompat.app.AppCompatActivity.getSupportActionBar(AppCompatActivity.java:139)
        at org.briarproject.briar.android.settings.SettingsActivity.onCreate(SettingsActivity.java:37)
        at android.app.Activity.performCreate(Activity.java:8000)
        at android.app.Activity.performCreate(Activity.java:7984)
        at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1309)
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3422)
        ... 11 more

Edited log:

08-16 11:07:39.533 I/BaseActivity: Destroying SettingsActivity
08-16 11:07:39.549 I/BaseActivity: Destroying NavDrawerActivity
08-16 11:08:10.265 I/BaseActivity: Creating SettingsActivity
08-16 11:08:10.271 I/SettingsViewModel: Loading settings took 12 ms