diff --git a/debian9-x86_64.sh b/debian9-x86_64.sh
index 78f68a8..ac6ae12 100644
--- a/debian9-x86_64.sh
+++ b/debian9-x86_64.sh
@@ -236,9 +236,9 @@ fi
 
 # Add OpenMPTCProuter VPS script version to /etc/motd
 if grep --quiet 'OpenMPTCProuter VPS' /etc/motd; then
-	sed -i 's:< OpenMPTCProuter VPS [0-9]*\.[0-9]* >:< OpenMPCTProuter VPS 0.26 >:' /etc/motd
+	sed -i 's:< OpenMPTCProuter VPS [0-9]*\.[0-9]* >:< OpenMPCTProuter VPS 0.27 >:' /etc/motd
 else
-	echo '< OpenMPTCProuter VPS 0.26 >' >> /etc/motd
+	echo '< OpenMPTCProuter VPS 0.27 >' >> /etc/motd
 fi
 
 if [ "$update" = "0" ]; then
diff --git a/omr-6in4-service b/omr-6in4-service
index a21218d..eac61a5 100755
--- a/omr-6in4-service
+++ b/omr-6in4-service
@@ -31,17 +31,17 @@ _ping() {
 
 while true; do
 	source /etc/shorewall/params.vpn
-	local iface
+	iface=""
 	currentaddr=$(ip addr show omr-6in4 | grep link/sit | awk '{print $2}' | tr -d "\n")
 	currentpeer=$(ip addr show omr-6in4 | grep link/sit | awk '{print $4}' | tr -d "\n")
 	if [ -n "$currentpeer" ]; then
 		_ping $currentpeer
 		status=$?
 		if ! $(exit $status) || [ "$currentpeer" != "$OMR_ADDR" ]; then
-			allip_tcp=$(ip -4 addr show gt-tun0 | grep inet)
-			allip_udp=$(ip -4 addr show gt-udp-tun0 | grep inet)
-			allip_mlvpn=$(ip -4 addr show mlvpn0 | grep inet)
-			allip_openvpn=$(ip -4 addr show tun0 | grep inet)
+			allip_tcp=$(ip -4 addr show gt-tun0 2>/dev/null | grep inet)
+			allip_udp=$(ip -4 addr show gt-udp-tun0 2>/dev/null | grep inet)
+			allip_mlvpn=$(ip -4 addr show mlvpn0 2>/dev/null | grep inet)
+			allip_openvpn=$(ip -4 addr show tun0 2>/dev/null | grep inet)
 			allip="$allip_tcp
 $allip_udp
 $allip_openvpn