diff -Nur low-level-can-service_bak/conf.d/wgt/config.xml.in low-level-can-service/conf.d/wgt/config.xml.in
--- low-level-can-service_bak/conf.d/wgt/config.xml.in	2018-05-15 15:01:49.024666651 +0800
+++ low-level-can-service/conf.d/wgt/config.xml.in	2018-05-15 10:32:13.072311629 +0800
@@ -11,6 +11,7 @@
 		<param name="urn:AGL:permission::public:hidden" value="required" />
 		<param name="urn:AGL:permission::public:no-htdocs" value="required" />
 		<param name="urn:AGL:permission::platform:can:write" value="required"/>
+		<param name="urn:AGL:permission::system:run-by-default" value="required" />
 	</feature>
 
 	<feature name="urn:AGL:widget:provided-api">