message: fix for dereferencing pointers
diff: @@ -277,6 +277,9 @@ namespace ospray {
  if (!worldPosData)
  worldPosData = (float *)std::malloc(size.x * size.y * 3 * sizeof(float));
  + if(!instData || !geomData || !worldPosData)
  + return;
  +
  std::map<std::string, int> gUnique;
  gUnique.insert(std::make_pair("", 0));
  