java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.util.ArrayList.contains(java.lang.Object)' on a null object reference

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via GitHub by kelson42
, 1 year ago
Attempt to invoke virtual method 'boolean java.util.ArrayList.contains(java.lang.Object)' on a null object reference
via GitHub by kelson42
, 1 year ago
Attempt to invoke virtual method 'boolean java.util.ArrayList.contains(java.lang.Object)' on a null object reference
via GitHub by kelson42
, 1 year ago
Attempt to invoke interface method 'android.view.MenuItem android.view.Menu.findItem(int)' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.util.ArrayList.contains(java.lang.Object)' on a null object reference
at org.kiwix.kiwixmobile.KiwixMobileActivity.refreshBookmarkSymbol(KiwixMobileActivity.java:1411)
at org.kiwix.kiwixmobile.KiwixMobileActivity.onPrepareOptionsMenu(KiwixMobileActivity.java:1400)
at android.app.Activity.onPreparePanel(Activity.java:2982)
at android.support.v4.app.FragmentActivity.onPrepareOptionsPanel(FragmentActivity.java:547)
at android.support.v7.view.WindowCallbackWrapper.onPreparePanel(WindowCallbackWrapper.java:93)
at android.support.v7.app.AppCompatDelegateImplBase$AppCompatWindowCallbackBase.onPreparePanel(AppCompatDelegateImplBase.java:297)
at android.support.v7.view.WindowCallbackWrapper.onPreparePanel(WindowCallbackWrapper.java:93)
at android.support.v7.app.ToolbarActionBar$ToolbarCallbackWrapper.onPreparePanel(ToolbarActionBar.java:567)
at android.support.v7.app.ToolbarActionBar.populateOptionsMenu(ToolbarActionBar.java:455)
at android.support.v7.app.ToolbarActionBar$1.run(ToolbarActionBar.java:61)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:777)
at android.view.Choreographer.doCallbacks(Choreographer.java:590)
at android.view.Choreographer.doFrame(Choreographer.java:559)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:763)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:6117)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1399)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1194)

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