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As a first shot, try upgrading to version 8 and tell me if things stay problematic. Sean On Mar 31, 2005, at 1:55 PM, Dean Gardner wrote: > Im running version 7. > > > On Thu, 31 Mar 2005 12:09:32 -0500, Sean Luke <[log in to unmask]> wrote: >> 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 >>>> >>>> >>