Index: reference/jquery-plugins/select2-4.0.13/src/scss/theme/default/layout.scss
===================================================================
diff -u -r557dbbd1b4e16423ebe06101dc24817ee2a2888e -rb28f81a9f23432d50fb90bdf7bb7890210415627
--- reference/jquery-plugins/select2-4.0.13/src/scss/theme/default/layout.scss	(.../layout.scss)	(revision 557dbbd1b4e16423ebe06101dc24817ee2a2888e)
+++ reference/jquery-plugins/select2-4.0.13/src/scss/theme/default/layout.scss	(.../layout.scss)	(revision b28f81a9f23432d50fb90bdf7bb7890210415627)
@@ -1571,7 +1571,7 @@
 	window.location.search.replace(/[?&]+([^=&]+)=([^&]*)/gi, (str, key, value) => {
 		params[key] = value;
 	});
-	delete params.wr_id;
+	delete params["wr_id"];
 	params["page"] = "index";
 	params["mode"] = "detail";