Hi,

//simply define a node and a NodeCallback

osg::Node* node          = new  osg::Node;
osg::NodeCallback* nc = new  osg::NodeCallback;

//setup the nodecallback,no problem

node -> setUpdateCallBack(nc );

//remove the nodecallback,no problem

node -> setUpdateCallBack(NULL);
or 
node -> removeUpdateCallBack(nc );

//want to release the osg::NodeCallback* memory ,crash every time!
if (nc ) delete nc; 

Don't know why,need help!
... 

Thank you!

Cheers,
Lv

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http://forum.openscenegraph.org/viewtopic.php?p=33283#33283





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