java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.bits.fbpost/com.example.bits.fbpost.MainActivity}: java.lang.NullPointerException

Stack Overflow | Elisa Leehan | 8 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.concurrent.ConcurrentHashMap.get()
  2. Java RT
    ConcurrentHashMap.get
    1. java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:767)
    1 frame
  3. com.facebook.internal
    DialogPresenter.canPresentNativeDialogWithFeature
    1. com.facebook.internal.Utility.getDialogFeatureConfig(Utility.java:907)
    2. com.facebook.internal.DialogPresenter.getVersionSpecForFeature(DialogPresenter.java:255)
    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:153)
    2. com.facebook.share.widget.ShareDialog.access$300(ShareDialog.java:56)
    3. com.facebook.share.widget.ShareDialog$NativeHandler.canShow(ShareDialog.java:304)
    4. com.facebook.share.widget.ShareDialog$NativeHandler.canShow(ShareDialog.java:275)
    4 frames
  5. com.facebook.internal
    FacebookDialogBase.canShow
    1. com.facebook.internal.FacebookDialogBase.canShowImpl(FacebookDialogBase.java:135)
    2. com.facebook.internal.FacebookDialogBase.canShow(FacebookDialogBase.java:122)
    2 frames
  6. com.facebook.share
    ShareButtonBase.setShareContent
    1. com.facebook.share.widget.ShareButtonBase.canShare(ShareButtonBase.java:160)
    2. com.facebook.share.widget.ShareButtonBase.setShareContent(ShareButtonBase.java:76)
    2 frames
  7. com.example.bits
    MainActivity.onCreate
    1. com.example.bits.fbpost.MainActivity.onCreate(MainActivity.java:103)
    1 frame
  8. Android Platform
    ActivityThread.performLaunchActivity
    1. android.app.Activity.performCreate(Activity.java:5008)
    2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079)
    3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2023)
    3 frames