Fixed List view 'order by' based on creation, if filtered based in child table (#3250)

frappe/public/js/frappe/list/list_view.js

@@ -555,7 +555,8 @@ frappe.views.ListView = frappe.ui.BaseList.extend({
 		var order_by = '';
 		if(this.sort_selector) {
 			// get order_by from sort_selector
-			order_by = this.sort_selector.sort_by + ' ' + this.sort_selector.sort_order;
+			order_by = $.format('`tab{0}`.`{1}` {2}', 
+				[this.doctype, this.sort_selector.sort_by,  this.sort_selector.sort_order]);
 		} else {
 			order_by = this.list_renderer.order_by;
 		}