M2.3: the shared world (trees, pickups, pieces, chests, fires, doors, graves, clock on the server)

scripts/building/grave.gd

@@ -17,6 +17,8 @@ func interact(player: Node) -> void:
 	player.open_inventory(self)
 
 func _on_changed() -> void:
+	if WorldNet.world != null:
+		return   # online, the server crumbles it (world_net.gd)
 	for s in inventory.slots:
 		if s != null:
 			return