Checking for unitialized pointer

src/VANetServerImpl.cpp

@@ -429,7 +429,8 @@ int CVANetServerImpl::Finalize()
 	std::cout << "VANetServer: Shutting down" << std::endl;
 #endif
 
-	m_pConnectionAccepter->Abort();
+	if( m_pConnectionAccepter )
+		m_pConnectionAccepter->Abort();
 	delete m_pConnectionAccepter;
 	m_pConnectionAccepter = NULL;