diff --git a/applications/luci-app-ubuntu/root/usr/share/ubuntu/install.sh b/applications/luci-app-ubuntu/root/usr/share/ubuntu/install.sh
index 2eceb24..a1bb25b 100755
--- a/applications/luci-app-ubuntu/root/usr/share/ubuntu/install.sh
+++ b/applications/luci-app-ubuntu/root/usr/share/ubuntu/install.sh
@@ -10,18 +10,24 @@ install(){
     [ -z "$password" ] && password="password"
     [ -z "$port" ] && port=6901
 
-    docker run -d --name ubuntu \
-    --dns=223.5.5.5 -u=0:0 \
-    -v=/mnt:/mnt:rslave \
-    --net="docker-pcnet" \
-    --ip=10.10.100.9 \
-    --shm-size=512m \
-    -p $port:6901 \
-    -e VNC_PW=$password \
-    -e VNC_USE_HTTP=0 \
-    --restart unless-stopped \
-    $image_name
-
+    DOCKERPATH=`uci get dockerman.local.daemon_data_root`
+    if [[ findmnt -T ${DOCKERPATH} | grep -q /dev/sd ]] ; 
+        docker network ls -f "name=docker-pcnet" | grep -q docker-pcnet || \
+        docker network create -d bridge --subnet=10.10.100.0/24 --ip-range=10.10.100.0/24 --gateway=10.10.100.1 docker-pcnet
+        docker run -d --name ubuntu \
+        --dns=223.5.5.5 -u=0:0 \
+        -v=/mnt:/mnt:rslave \
+        --net="docker-pcnet" \
+        --ip=10.10.100.9 \
+        --shm-size=512m \
+        -p $port:6901 \
+        -e VNC_PW=$password \
+        -e VNC_USE_HTTP=0 \
+        --restart unless-stopped \
+        $image_name
+    then
+        echo "docker not in disk"
+    fi                          
 }