java.lang.OutOfMemoryError: Java heap space
   at java.awt.image.DataBufferInt.<init>(DataBufferInt.java:75)
   at java.awt.image.Raster.createPackedRaster(Raster.java:467)
   at java.awt.image.DirectColorModel.createCompatibleWritableRaster(DirectColorModel.java:1032)
   at java.awt.GraphicsConfiguration.createCompatibleImage(GraphicsConfiguration.java:186)
   at sun.lwawt.macosx.CDragSourceContextPeer.setOutlineDragImage(CDragSourceContextPeer.java:398)
   at sun.lwawt.macosx.CDragSourceContextPeer.setOutlineDragImage(CDragSourceContextPeer.java:359)
   at sun.lwawt.macosx.CDragSourceContextPeer.setDefaultDragImage(CDragSourceContextPeer.java:279)
   at sun.lwawt.macosx.CDragSourceContextPeer.setDefaultDragImage(CDragSourceContextPeer.java:223)
   at sun.lwawt.macosx.CDragSourceContextPeer.startDrag(CDragSourceContextPeer.java:132)
   at sun.awt.dnd.SunDragSourceContextPeer.startDrag(SunDragSourceContextPeer.java:134)
   at sun.lwawt.macosx.CDragSourceContextPeer.startDrag(CDragSourceContextPeer.java:84)
   at java.awt.dnd.DragSource.startDrag(DragSource.java:321)
   at java.awt.dnd.DragSource.startDrag(DragSource.java:426)
   at java.awt.dnd.DragGestureEvent.startDrag(DragGestureEvent.java:262)
   at javax.swing.TransferHandler$DragHandler.dragGestureRecognized(TransferHandler.java:1600)
   at java.awt.dnd.DragGestureRecognizer.fireDragGestureRecognized(DragGestureRecognizer.java:359)
   at javax.swing.TransferHandler$SwingDragGestureRecognizer.gestured(TransferHandler.java:1661)
   at javax.swing.TransferHandler.exportAsDrag(TransferHandler.java:744)
   at org.openide.text.QuietEditorPane$DelegatingTransferHandler.exportAsDrag(QuietEditorPane.java:344)
   at javax.swing.plaf.basic.DragRecognitionSupport.mouseDraggedImpl(DragRecognitionSupport.java:174)
   at javax.swing.plaf.basic.DragRecognitionSupport.mouseDragged(DragRecognitionSupport.java:91)
   at javax.swing.plaf.basic.BasicTextUI$DragListener.mouseDragged(BasicTextUI.java:2153)
   at java.awt.AWTEventMulticaster.mouseDragged(AWTEventMulticaster.java:319)
   at java.awt.AWTEventMulticaster.mouseDragged(AWTEventMulticaster.java:319)
   at java.awt.AWTEventMulticaster.mouseDragged(AWTEventMulticaster.java:319)
   at java.awt.Component.processMouseMotionEvent(Component.java:6553)
   at javax.swing.JComponent.processMouseMotionEvent(JComponent.java:3339)
   at java.awt.Component.processEvent(Component.java:6274)
   at java.awt.Container.processEvent(Container.java:2229)
   at java.awt.Component.dispatchEventImpl(Component.java:4861)
   at java.awt.Container.dispatchEventImpl(Container.java:2287)
   at java.awt.Component.dispatchEvent(Component.java:4687)