Hi Rohan, I think you may have caused error in the boundary as depicted here
https://tools.geofabrik.de/osmi/?view=areas&lon=116.06038&lat=-31.90927&zoom=14&baselayer=Geofabrik%20Standard&overlays=duplicate_node%2Csingle_node_in_way%2Cduplicate_segment%2Cway_in_multiple_rings%2Cintersection%2Cintersecting_segments%2Cring_not_closed%2Ctouching_rings%2Crole_should_be_inner%2Crole_should_be_outer%2Cinner_with_same_tags%2Cways%2Cduplicate_node%2Csingle_node_in_way%2Cduplicate_segment%2Cway_in_multiple_rings%2Cintersection%2Cintersecting_segments%2Cring_not_closed%2Ctouching_rings%2Crole_should_be_inner%2Crole_should_be_outer%2Cinner_with_same_tags%2Cways
Also can see a red deleted section here that may have caused the error
https://overpass-api.de/achavi/?changeset=145910060
The Goat Farm Mountain Bike Park is a Capad protected area with boundary gazetted by the government so normally best to leave as it as not desirable to edit from satellite imary.
