Changed: When shape is a pacs_prim file, don't put "Not found" message

--HG--
branch : develop

code/nel/src/3d/scene_group.cpp

@@ -573,14 +573,15 @@ bool CInstanceGroup::addToScene (CScene& scene, IDriver *driver, uint selectedTe
 				else
 				{
 					_Instances[i] = scene.createInstance (shapeName);
-				}
-				if( _Instances[i] == NULL )
+
+					if (_Instances[i] == NULL)
 					{
 						nlwarning("Not found '%s' file", shapeName.c_str());
 					}
 				}
 			}
 		}
+	}
 	scene.setWaterCallback(oldCallback);
 	return addToSceneWhenAllShapesLoaded (scene, driver, selectedTexture);
 }