Re: [gl4java-usergroup] Win 2000 GLCanvas crash on disposal

[Sven G. <sgo...@ja...>]

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On Wednesday 31 October 2001 17:27, NM...@th... wrote:
> Hi,
>
> I have an application running under WIN2000 using GLCanvas. When the time
> comes to exit my app I simply do the following to clean up the resources
> used by the GLCanvas :
>
>         try {
>             cvsDispose();
>         } catch (Exception e) {
>             e.printStackTrace();
>         }
>
> After this call I do a System.exit(0)  and I am out.
>
> My problem is that every 1/3 exits I crash before the standard System.exit
> () is called. Below I have included the error log that is always produced
> on this crash.  What is weird is that it only happens some of the
> time(although still too often to be acceptable).  Also, I regularly run my
> app under WinNT and this crash has NEVER occurred.
>
> Am I cleaning up after a GLCanvas correctly?
> Any suggestions?
>
> Thanks a bunch in advance,
> Noah Keen
>
> HERE IS THAT LOG FILE WITH THE TRACE :
>
> An unexpected exception has been detected in native code outside the VM.
> Unexpected Signal : EXCEPTION_ACCESS_VIOLATION occurred at PC=0xedeab9a
> Function name=DrvValidateVersion
> Library=C:\WINNT\system32\mxicd.dll
>
> Current Java thread:
>      at gl4java.GLContext.gljDestroyNative(Native Method)
>      at gl4java.GLContext.gljDestroy(GLContext.java:2497)
>      at com.skf.ginger.GingerCanvas.closeCanvas(GingerCanvas.java:576)
>      at com.skf.ginger.GingerConsole.closeModel(GingerConsole.java:737)
>      at com.skf.ginger.GingerConsole.exit(GingerConsole.java:761)
>      at
> com.skf.ginger.GingerConsole$1.windowClosing(GingerConsole.java:280)
>      at java.awt.AWTEventMulticaster.windowClosing(Unknown Source)
>      at java.awt.Window.processWindowEvent(Unknown Source)
>      at javax.swing.JFrame.processWindowEvent(Unknown Source)

<snip>

> Local Time = Mon Oct 29 17:42:12 2001
> Elapsed Time = 34
> #
> # The exception above was detected in native code outside the VM
> #
> # Java VM: Java HotSpot(TM) Client VM (1.3.1-b24 mixed mode)
> #

well, try java 1.3.1_01 

but it looks you are using the right cleanup strategie ..
like it is shown within the demos ..

you might want to try also the finalizer ... ?

well looks like a win2k specific thing,
sorry i can't support you at this point.

how are things now ? with 2.8.1 ?

cheers, sven
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