diff --git a/src/scripts/freecwmp.sh b/src/scripts/freecwmp.sh
index bb94c03..423589a 100644
--- a/src/scripts/freecwmp.sh
+++ b/src/scripts/freecwmp.sh
@@ -374,7 +374,7 @@ if [ \( "$action" = "apply_notification" \) -o \( "$action" = "apply_value" \) ]
     if [ "$__fault_count" = "0" ]; then
 		# applying
         /sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} commit
-		if [ "$action" = "apply_value" ]; then ubus call tr069 SetParameterValuesStatus: '{"status": "0"}'; fi
+		if [ "$action" = "apply_value" ]; then ubus call tr069 SetParameterValuesStatus '{"status": "0"}'; fi
     else
 		let n=$__fault_count-1
         for i in `seq 0 $n`
diff --git a/src/scripts/functions/management_server b/src/scripts/functions/management_server
index 863de11..d28f0dd 100644
--- a/src/scripts/functions/management_server
+++ b/src/scripts/functions/management_server
@@ -166,7 +166,7 @@ local val=""
 local parm="InternetGatewayDevice.ManagementServer.PeriodicInformInterval"
 case "$action" in
 	get_value)
-	val=`/sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} get cwmp.acs.periodic_inform_interval`
+	val=`/sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} get cwmp.acs.periodic_inform_interval 2> /dev/null`
 	;;
 	get_name)
 	val="1"
@@ -183,7 +183,7 @@ local val=$1
 local parm="InternetGatewayDevice.ManagementServer.PeriodicInformInterval"
 case "$action" in
 	set_value)
-	/sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} get cwmp.acs.periodic_inform_interval="$val"
+	/sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} set cwmp.acs.periodic_inform_interval="$val"
 	;;
 	set_notification)
 	freecwmp_set_parameter_notification "$parm" "$val"