java.lang.NullPointerException

webcamstudio | *anonymous | 5 years ago
  1. 0

    Callback from RTSP Stream

    Google Groups | 7 years ago | Yeipi
    java.lang.NullPointerException
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    gobject.set(String seek, gvalue)

    Google Groups | 7 years ago | kero
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.sun.jna.Structure.useMemory()
    2. Java Native Access
      Structure.useMemory
      1. com.sun.jna.Structure.useMemory(Structure.java:257)
      2. com.sun.jna.Structure.useMemory(Structure.java:238)
      2 frames
    3. org.gstreamer.lowlevel
      GstAPI$GErrorStruct.<init>
      1. org.gstreamer.lowlevel.GstAPI$GErrorStruct.<init>(GstAPI.java:74)
      1 frame
    4. org.gstreamer
      Pipeline.launch
      1. org.gstreamer.Pipeline.launch(Pipeline.java:129)
      1 frame
    5. webcamstudio.sources
      VideoSourcePipeline.startSource
      1. webcamstudio.sources.VideoSourcePipeline.startSource(VideoSourcePipeline.java:137)
      1 frame
    6. webcamstudio.layout.transitions
      Start.doTransition
      1. webcamstudio.layout.transitions.Start.doTransition(Start.java:28)
      1 frame
    7. webcamstudio.layout
      Layout.addSource
      1. webcamstudio.layout.LayoutItem.run(LayoutItem.java:199)
      2. webcamstudio.layout.Layout.addSource(Layout.java:286)
      2 frames
    8. webcamstudio.components
      LayoutManager2.addSource
      1. webcamstudio.components.LayoutManager2.addSource(LayoutManager2.java:231)
      1 frame
    9. webcamstudio
      Main.addSource
      1. webcamstudio.Main.addSourceToDesktop(Main.java:719)
      2. webcamstudio.Main.addSource(Main.java:2052)
      2 frames
    10. webcamstudio.components
      MediaPanelList$1.actionPerformed
      1. webcamstudio.components.MediaPanelList$1.actionPerformed(MediaPanelList.java:52)
      1 frame
    11. Java RT
      EventDispatchThread.run
      1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2012)
      2. javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2335)
      3. javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:404)
      4. javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
      5. javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
      6. java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
      7. java.awt.Component.processMouseEvent(Component.java:6268)
      8. javax.swing.JComponent.processMouseEvent(JComponent.java:3267)
      9. java.awt.Component.processEvent(Component.java:6033)
      10. java.awt.Container.processEvent(Container.java:2045)
      11. java.awt.Component.dispatchEventImpl(Component.java:4629)
      12. java.awt.Container.dispatchEventImpl(Container.java:2103)
      13. java.awt.Component.dispatchEvent(Component.java:4455)
      14. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4633)
      15. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4297)
      16. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4227)
      17. java.awt.Container.dispatchEventImpl(Container.java:2089)
      18. java.awt.Window.dispatchEventImpl(Window.java:2517)
      19. java.awt.Component.dispatchEvent(Component.java:4455)
      20. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:649)
      21. java.awt.EventQueue.access$000(EventQueue.java:96)
      22. java.awt.EventQueue$1.run(EventQueue.java:608)
      23. java.awt.EventQueue$1.run(EventQueue.java:606)
      24. java.security.AccessController.doPrivileged(Native Method)
      25. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
      26. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:116)
      27. java.awt.EventQueue$2.run(EventQueue.java:622)
      28. java.awt.EventQueue$2.run(EventQueue.java:620)
      29. java.security.AccessController.doPrivileged(Native Method)
      30. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
      31. java.awt.EventQueue.dispatchEvent(EventQueue.java:619)
      32. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
      33. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
      34. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
      35. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
      36. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
      37. java.awt.EventDispatchThread.run(EventDispatchThread.java:138)
      37 frames