0024671: TKOpenGl, OpenGl_Context - glGetPointerv might be called without GL context

diff --git a/src/OpenGl/OpenGl_Context.cxx b/src/OpenGl/OpenGl_Context.cxx
index fb9231821ba9e1b0258a4716edd614324a3110a3..514ef1b6d2adc71553916f43e4d58fb849cc0828 100644 (file)
--- a/src/OpenGl/OpenGl_Context.cxx
+++ b/src/OpenGl/OpenGl_Context.cxx
@@ -148,7 +148,8 @@ OpenGl_Context::~OpenGl_Context()
   myDelayed.Nullify();
 
   if (arbDbg != NULL
-   && caps->contextDebug)
+   && caps->contextDebug
+   && IsValid())
   {
     // reset callback
     void* aPtr = NULL;