java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Object.hashCode()' on a null object reference

Stack Overflow | x10sion | 7 months ago
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  1. 0

    Sharing to social media, specifically Facebook

    Stack Overflow | 7 months ago | x10sion
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Object.hashCode()' on a null object reference
  2. 0

    Facebook Android SDK v4.0.0 ShareDialog NullPointerException issue

    Stack Overflow | 2 years ago | JanithaR
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Object.hashCode()' on a null object reference
  3. 0

    Share dialog can't be opened in Android app, nullpointer exception in Facebook SDK

    Stack Overflow | 1 year ago | Mikkel Mørch
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Object.hashCode()' on a null object reference
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  5. 0

    Why Am I getting this NullPointerException for the Facebook API share button?

    Stack Overflow | 9 months ago | Elisa Leehan
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.bits.fbpost/com.example.bits.fbpost.MainActivity}: java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    Attempt to invoke virtual method 'int java.lang.Object.hashCode()' on a null object reference

    at java.util.concurrent.ConcurrentHashMap.get()
  2. Java RT
    ConcurrentHashMap.get
    1. java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:746)
    1 frame
  3. com.facebook.internal
    DialogPresenter.canPresentNativeDialogWithFeature
    1. com.facebook.internal.Utility.getDialogFeatureConfig(Utility.java:922)
    2. com.facebook.internal.DialogPresenter.getVersionSpecForFeature(DialogPresenter.java:254)
    3. com.facebook.internal.DialogPresenter.getProtocolVersionForNativeDialog(DialogPresenter.java:241)
    4. com.facebook.internal.DialogPresenter.canPresentNativeDialogWithFeature(DialogPresenter.java:75)
    4 frames
  4. com.facebook.share
    ShareDialog$NativeHandler.canShow
    1. com.facebook.share.widget.ShareDialog.canShowNative(ShareDialog.java:162)
    2. com.facebook.share.widget.ShareDialog.access$300(ShareDialog.java:65)
    3. com.facebook.share.widget.ShareDialog$NativeHandler.canShow(ShareDialog.java:314)
    4. com.facebook.share.widget.ShareDialog$NativeHandler.canShow(ShareDialog.java:285)
    4 frames
  5. com.facebook.internal
    FacebookDialogBase.showImpl
    1. com.facebook.internal.FacebookDialogBase.createAppCallForMode(FacebookDialogBase.java:210)
    2. com.facebook.internal.FacebookDialogBase.showImpl(FacebookDialogBase.java:150)
    2 frames
  6. com.facebook.share
    ShareDialog.show
    1. com.facebook.share.widget.ShareDialog.show(ShareDialog.java:267)
    1 frame
  7. com.myApp.app
    OverviewListItemFragment_ViewBinding$10.doClick
    1. com.myApp.app.item.overview.OverviewListItemFragment.onShareClick(OverviewListItemFragment.java:908)
    2. com.myApp.app.item.overview.OverviewListItemFragment.onClick(OverviewListItemFragment.java:841)
    3. com.myApp.app.item.overview.OverviewListItemFragment_ViewBinding$10.doClick(OverviewListItemFragment_ViewBinding.java:169)
    3 frames
  8. Butter Knife
    DebouncingOnClickListener.onClick
    1. butterknife.internal.DebouncingOnClickListener.onClick(DebouncingOnClickListener.java:22)
    1 frame
  9. Android Platform
    ActivityThread.main
    1. android.view.View.performClick(View.java:4802)
    2. android.view.View$PerformClick.run(View.java:20101)
    3. android.os.Handler.handleCallback(Handler.java:810)
    4. android.os.Handler.dispatchMessage(Handler.java:99)
    5. android.os.Looper.loop(Looper.java:189)
    6. android.app.ActivityThread.main(ActivityThread.java:5529)
    6 frames
  10. Java RT
    Method.invoke
    1. java.lang.reflect.Method.invoke(Native Method)
    2. java.lang.reflect.Method.invoke(Method.java:372)
    2 frames
  11. Android
    ZygoteInit.main
    1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:950)
    2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:745)
    2 frames