java.lang.NullPointerException

Oracle Community | 843802 | 1 decade ago
  1. 0

    Drag & Drop of Swing components in jars

    Oracle Community | 1 decade ago | 843802
    java.lang.NullPointerException
  2. 0

    Error message using Drag And Drop

    Oracle Community | 1 decade ago | 807582
    java.lang.NullPointerException
  3. 0

    Dragging a counter off a QC menu throws NPE

    GitHub | 1 year ago | zgrose
    java.lang.NullPointerException: null
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  5. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at sun.awt.datatransfer.DataTransferer.getFormatsForFlavos()
    2. Java RT
      DragGestureEvent.startDrag
      1. sun.awt.datatransfer.DataTransferer.getFormatsForFlavos(DataTransferer.java:702)
      2. sun.awt.datatransfer.DataTransferer.getFormatsForTranserable(DataTransferer.java:670)
      3. sun.awt.dnd.SunDragSourceContextPeer.startDrag(SunDragourceContextPeer.java:101)
      4. java.awt.dnd.DragSource.startDrag(DragSource.java:305)
      5. java.awt.dnd.DragSource.startDrag(DragSource.java:402)
      6. java.awt.dnd.DragGestureEvent.startDrag(DragGestureEvet.java:221)
      6 frames
    3. Unknown
      MyMethod.dragGestureRecognized
      1. MyMethod.dragGestureRecognized(EquipmentSourceWindow.java:250)
      1 frame