Adapted rendering of multi control

library/server/wsf_html/webcontrol/wsf_control.e

@@ -72,6 +72,7 @@ feature --EVENT HANDLING
 		end
 
 feature
+
 	render_tag (body, attributes: STRING): STRING
 		do
 			Result := "<" + tag_name + "  data-name=%"" + control_name + "%" data-type=%"" + generator + "%" " + attributes

library/server/wsf_html/webcontrol/wsf_multi_control.e

@@ -103,6 +103,7 @@ feature
 			loop
 				Result := c.item.render + Result
 			end
+			Result := render_tag (Result, "")
 		end
 
 	add_control (c: WSF_CONTROL)