.

exp_legacy/module/modules/gui/vlayer.lua

@@ -106,7 +106,7 @@ Selection.on_selection(SelectionConvertArea, function(event)
 
     local e = entities[1]
     local e_pos = { x = string.format("%.1f", e.position.x), y = string.format("%.1f", e.position.y) }
-    local e_circ = e.get_wire_connectors
+    local e_circ = e.get_wire_connectors{ or_create = false }
 
     if not e.get_inventory(defines.inventory.chest).is_empty() then
         player.print{ "vlayer.steel-chest-empty" }