diff --git a/backupSession.c b/backupSession.c
index 222ff10..a9fa3c8 100644
--- a/backupSession.c
+++ b/backupSession.c
@@ -362,7 +362,8 @@ char *load_child_value(mxml_node_t *tree, char *sub_name)
 
 	if (b) {
 		b = mxmlWalkNext(b, tree, MXML_DESCEND);
-		if (b && b->type == MXML_ELEMENT && strcmp(b->value.element.name, sub_name) == 0) {
+		mxmlFindElement(b, b, sub_name, NULL, NULL, MXML_DESCEND_FIRST);
+		if (b) {
 			b = mxmlWalkNext(b, tree, MXML_DESCEND);
 			if (b && b->type == MXML_TEXT)
 			{
diff --git a/event.c b/event.c
index 2578849..e64427e 100644
--- a/event.c
+++ b/event.c
@@ -287,9 +287,9 @@ int cwmp_root_cause_event_bootstrap (struct cwmp *cwmp)
             return CWMP_MEM_ERR;
         }
         add_dm_parameter_tolist(&(event_container->head_dm_parameter),
-        		DMROOT".ManagementServer.URL", NULL, NULL);
+        		DMROOT"ManagementServer.URL", NULL, NULL);
         cwmp_save_event_container (cwmp,event_container);
-        save_acs_bkp_config (cwmp);
+        save_acs_bkp_config(cwmp);
         cwmp_scheduleInform_remove_all();
         cwmp_scheduledDownload_remove_all();
         pthread_mutex_unlock (&(cwmp->mutex_session_queue));