java.lang.NullPointerException

Stack Overflow | Gonzalo Arzeno | 6 months ago
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  1. 0

    Null pointer when calling a method in a child class

    Stack Overflow | 2 years ago | M.N
    java.lang.NullPointerException: Attempt to invoke direct method 'boolean course.labs.graphicslab.BubbleActivity$BubbleView.intersects(float, float)' on a null object reference at course.labs.graphicslab.BubbleActivity$BubbleView.access$0(BubbleActivity.java:368) at course.labs.graphicslab.BubbleActivity$1.onSingleTapConfirmed(BubbleActivity.java:185) at android.view.GestureDetector$GestureHandler.handleMessage(GestureDetector.java:273)
  2. 0

    Issue 1059543002: Make MojoResults positive. - Code Review

    chromium.org | 2 years ago
    java.lang.NullPointerException: Attempt to invoke virtual > method 'int java.nio.ByteBuffer.getInt(int)' on a null object reference at > org.chromium.mojo.system.impl.CoreImpl.readMessage(CoreImpl.java:315) at > org.chromium.mojo.system.impl.MessagePipeHandleImpl.readMessage(MessagePipeHandleImpl.java:55) at > org.chromium.mojo.bindings.Connector.readAndDispatchMessage(Connector.java:229) at > org.chromium.mojo.bindings.Connector.readOutstandingMessages(Connector.java:200) at > org.chromium.mojo.bindings.Connector.onAsyncWaiterResult(Connector.java:166) at > org.chromium.mojo.bindings.Connector.access$100(Connector.java:24) at > org.chromium.mojo.bindings.Connector$AsyncWaiterCallback.onResult(Connector.java:147) at > org.chromium.mojo.system.impl.CoreImpl.onAsyncWaitResult(CoreImpl.java:563) at > org.chromium.base.SystemMessageHandler.nativeDoRunLoopOnce(Native Method) at > org.chromium.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:53)
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  4. 0

    Update ul response of broadcast receiver of wifi in android

    Stack Overflow | 1 year ago | Subho
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference
  5. 0

    NullPointerException with android.support.v7.widget.Toolbar | Web Development

    bighow.org | 12 months ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.CharSequence android.support.v7.widget.Toolbar.getTitle()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360) at android.app.ActivityThread.access$800(ActivityThread.java:144) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.todosoft.frutifor.TabLectura$MyTableAdapter.getView()
    2. com.todosoft.frutifor
      TabLectura$MyTableAdapter.getView
      1. com.todosoft.frutifor.TabLectura$MyTableAdapter.getView(TabLectura.java:120)
      1 frame
    3. Android Platform
      View.measure
      1. android.widget.AbsListView.obtainView(AbsListView.java:2177)
      2. android.widget.ListView.onMeasure(ListView.java:1131)
      3. android.view.View.measure(View.java:15848)
      4. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      5. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
      6. android.widget.LinearLayout.measureHorizontal(LinearLayout.java:1052)
      7. android.widget.LinearLayout.onMeasure(LinearLayout.java:590)
      8. android.view.View.measure(View.java:15848)
      9. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      10. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
      11. android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
      12. android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
      13. android.view.View.measure(View.java:15848)
      14. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      15. android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
      16. android.view.View.measure(View.java:15848)
      16 frames
    4. Android Support v4
      NestedScrollView.measureChildWithMargins
      1. android.support.v4.widget.NestedScrollView.measureChildWithMargins(NestedScrollView.java:1415)
      1 frame
    5. Android Platform
      FrameLayout.onMeasure
      1. android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
      1 frame
    6. Android Support v4
      NestedScrollView.onMeasure
      1. android.support.v4.widget.NestedScrollView.onMeasure(NestedScrollView.java:480)
      1 frame
    7. Android Platform
      View.measure
      1. android.view.View.measure(View.java:15848)
      1 frame
    8. Android Support v4
      ViewPager.onMeasure
      1. android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1560)
      1 frame
    9. Android Platform
      ViewGroup.measureChildWithMargins
      1. android.view.View.measure(View.java:15848)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      2 frames
    10. android.support.design
      CoordinatorLayout.onMeasure
      1. android.support.design.widget.CoordinatorLayout.onMeasureChild(CoordinatorLayout.java:668)
      2. android.support.design.widget.CoordinatorLayout.onMeasure(CoordinatorLayout.java:735)
      2 frames
    11. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:15848)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      3. android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
      3 frames
    12. Android v7
      ContentFrameLayout.onMeasure
      1. android.support.v7.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:135)
      1 frame
    13. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:15848)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      3. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
      4. android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
      5. android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
      6. android.view.View.measure(View.java:15848)
      7. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      8. android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
      9. android.view.View.measure(View.java:15848)
      10. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      11. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
      12. android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
      13. android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
      14. android.view.View.measure(View.java:15848)
      15. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5012)
      16. android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
      16 frames
    14. Android
      PhoneWindow$DecorView.onMeasure
      1. com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2189)
      1 frame
    15. Android Platform
      Handler.dispatchMessage
      1. android.view.View.measure(View.java:15848)
      2. android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1905)
      3. android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1104)
      4. android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1284)
      5. android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1004)
      6. android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5481)
      7. android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
      8. android.view.Choreographer.doCallbacks(Choreographer.java:562)
      9. android.view.Choreographer.doFrame(Choreographer.java:532)
      10. android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
      11. android.os.Handler.handleCallback(Handler.java:730)
      12. android.os.Handler.dispatchMessage(Handler.java:92)
      12 frames