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

--HG--
branch : develop

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

@@ -573,10 +573,11 @@ 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());
+						nlwarning("Not found '%s' file", shapeName.c_str());
+					}
 				}
 			}
 		}