Thanks Martin Naylor,
I found my problem, it is exactly what you said~I linked with vs2005 lib in 
VS2008. After I compile OSG in VS2008, this problem has been solved ~

Thanks for all concerning about this stupid question.

Nan

Martin Naylor wrote:
> Hi Nan,
> I don't believe its a bug in OSG itself, it's the stupid Microsoft debug
> libraries.
> I suspect you are linking against the third party libraries built for
> VS2005, hence its works ok in debug mode.
> It's certainly worth applying SP1 for VS2008, but you also must make sure
> you linking against the third party libraries built with the version of VS
> you 
> are using.
> You could download the libs for vs2008 and use those and see if it
> builds/runs ok in debug mode?
> 
> Let us know how it goes.
> 
> Cheers
> 
> Martin.
> 
> 
> -----Original Message-----
> From: 
> [mailto:] On Behalf Of Nan WANG
> Sent: 09 February 2011 19:51
> To: 
> Subject:  pUserData crash when run .exe in debug or release
> version
> 
> Hi, everyone:
> 
> When I compile osg2cpp.cpp (from example folder) in VS2005 sp1, both debug
> and relase version are correct. No problem of running them.
> 
> But when I tried with VS2008, both debug and release version stopped by an
> error:  Expression: _CrtIsValidHeapPointer(pUserData)
> 
> Looks like:
> 
> [Image: http://i53.tinypic.com/2yz0kl3.jpg ]
> 
> BTW: in VS2008, in release version,  running .exe file without VisualStudio
> IDE is ok....but still some errors.
> 
> What is the problem? Who to fix this bug? Install SP1 for VS2008?
> 
> Thank you!
> 
> Cheers,
> Nan
> 
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=36506#36506
> 
> 
> 
> 
> 
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Read this topic online here:
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