Fix T38929: BGE: Strange behaving from addObject after trying to add an nonexisting overlay scene

If bge.logic.addScene() could not find the scene to add it would add the
first scene again, which is just silly. Now, if no scene is found, a warning
is printed and nothing is added.

1 files changed, 2 insertions, 3 deletions

diff --git a/source/gameengine/Converter/KX_BlenderSceneConverter.cpp b/source/gameengine/Converter/KX_BlenderSceneConverter.cpp
index c0c28d15ad3..854e9fe7327 100644
--- a/source/gameengine/Converter/KX_BlenderSceneConverter.cpp
+++ b/source/gameengine/Converter/KX_BlenderSceneConverter.cpp
@@ -233,8 +233,7 @@ Scene *KX_BlenderSceneConverter::GetBlenderSceneForName(const STR_String& name)
 	Scene *sce;
 
 	/**
-	 * Find the specified scene by name, or the first
-	 * scene if nothing matches (shouldn't happen).
+	 * Find the specified scene by name, or NULL if nothing matches.
 	 */
 	if ((sce= (Scene *)BLI_findstring(&m_maggie->scene, name.ReadPtr(), offsetof(ID, name) + 2)))
 		return sce;
@@ -246,7 +245,7 @@ Scene *KX_BlenderSceneConverter::GetBlenderSceneForName(const STR_String& name)
 			return sce;
 	}
 
-	return (Scene*)m_maggie->scene.first;
+	return NULL;
 
 }