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Dean, what version of MASON are you running?  The Display3D.java:1091
tells us it might be a bug in our code we can fix (likely easily).  But
1091 isn't a valid line in MASON 9.  Knowing what version would be
helpful.

Sean

On Mar 31, 2005, at 10:49 AM, Dean Gardner wrote:

> Heres the stack trace. I know its probably something completely stupid
> on my part but it is driving me crazy. Hope you can help
>
> java.lang.NullPointerException
>         at sim.display3d.Display3D.startMovie(Display3D.java:1091)
>         at
> sim.display3d.Display3D$7.actionPerformed(Display3D.java:412)
>         at
> javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:17
> 86)
>         at
> javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(Abstra
> ctButton.java:1839)
>         at
> javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel
> .java:420)
>         at
> javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258
> )
>         at
> javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonL
> istener.java:245)
>         at java.awt.Component.processMouseEvent(Component.java:5100)
>         at java.awt.Component.processEvent(Component.java:4897)
>         at java.awt.Container.processEvent(Container.java:1569)
>         at java.awt.Component.dispatchEventImpl(Component.java:3615)
>         at java.awt.Container.dispatchEventImpl(Container.java:1627)
>         at java.awt.Component.dispatchEvent(Component.java:3477)
>         at
> java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3483
> )
>         at
> java.awt.LightweightDispatcher.processMouseEvent(Container.java:3198)
>
>         at
> java.awt.LightweightDispatcher.dispatchEvent(Container.java:3128)
>         at java.awt.Container.dispatchEventImpl(Container.java:1613)
>         at java.awt.Window.dispatchEventImpl(Window.java:1606)
>         at java.awt.Component.dispatchEvent(Component.java:3477)
>         at java.awt.EventQueue.dispatchEvent(EventQueue.java:456)
>         at
> java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchTh
> read.java:201)
>         at
> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThre
> ad.java:151)
>         at
> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
>
>         at
> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
>
>         at
> java.awt.EventDispatchThread.run(EventDispatchThread.java:100)
>
>
> On Thu, 24 Mar 2005 15:42:16 -0500, Sean Luke <[log in to unmask]> wrote:
>> Dean, could you give us the full stack trace of your null pointer
>> exception?  What was printed out?
>>
>> Sean
>>
>> On Mar 24, 2005, at 9:06 AM, Dean Gardner wrote:
>>
>>> Hi
>>>
>>> I am a little unsure as to how to produce the quicktime movies. I
>>> have
>>> and installed the JMF, however when i try and create a movie I
>>> recieve
>>> a NullPointerException.
>>>
>>> Can anyone help?
>>>
>>> Thanks
>>>
>>> Dean
>>
>>