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  1. JDK
  2. JDK-6847157

java.lang.NullPointerException: HDC for component at sun.java2d.loops.Blit.Blit

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    Details

    • Subcomponent:
      2d
    • Resolved In Build:
      b24
    • CPU:
      x86
    • OS:
      windows_vista

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        Description

        It is random. Unknown way how to reproduce. One report so far. It happens when IDE splash screen is displayed during IDE start - at least i looks like from call stack. Original report is at http://www.netbeans.org/issues/show_bug.cgi?id=165867.

        Call stack:
        java.lang.NullPointerException: HDC for component
                at sun.java2d.loops.Blit.Blit(Blit.java:0)
                at sun.java2d.pipe.DrawImage.blitSurfaceData(DrawImage.java:927)
                at sun.java2d.pipe.DrawImage.renderImageCopy(DrawImage.java:550)
                at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:54)
                at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:982)
                at sun.java2d.pipe.ValidatePipe.copyImage(ValidatePipe.java:168)
                at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:2979)
                at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:2964)
                at org.netbeans.core.startup.Splash$SplashComponent.paint(Splash.java:477)
                at javax.swing.JComponent._paintImmediately(JComponent.java:5082)
                at javax.swing.JComponent.paintImmediately(JComponent.java:4880)
                at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:803)
                at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:714)
                at javax.swing.RepaintManager.seqPaintDirtyRegions(RepaintManager.java:694)
                at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:128)
                at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
                at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
                at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
                at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
                at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
                at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
                at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
                at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
                at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)

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                Assignee:
                serb Sergey Bylokhov
                Reporter:
                mslamasunw Marek Slama (Inactive)
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