diff --git a/.vscode/launch.json b/.vscode/launch.json
index 5a6bdde..05a4a37 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -12,7 +12,7 @@
             "program": "${workspaceFolder}",
             "buildFlags": "-tags=vpp",
             "env": {"CGO_CFLAGS":"-I/usr/include/memif"},
-            "args":["-config","example_config/super_mode/s1.yaml","-mode","super"/*,"-example"*/],
+            "args":["-config","tttttttttt.yaml","-mode","edge"/*,"-example"*/],
         }
     ]
 }
\ No newline at end of file
diff --git a/README.md b/README.md
index d4e0c18..0c890cd 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,7 @@ Install Go 1.16
 ```bash
 add-apt-repository ppa:longsleep/golang-backports
 apt-get -y update
-apt-install -y wireguard-tools golang-go build-essential
+apt-get install -y wireguard-tools golang-go build-essential git
 ```
 
 Build
diff --git a/README_zh.md b/README_zh.md
index 6277fc1..b2ad992 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -128,7 +128,7 @@ Usage of ./etherguard-go-vpp:
 ```bash
 add-apt-repository ppa:longsleep/golang-backports
 apt-get -y update
-apt-install -y wireguard-tools golang-go build-essential
+apt-get install -y wireguard-tools golang-go build-essential git
 ```
 
 Build
diff --git a/device/receivesendproc.go b/device/receivesendproc.go
index d50c200..db6e842 100644
--- a/device/receivesendproc.go
+++ b/device/receivesendproc.go
@@ -166,7 +166,7 @@ func (device *Device) process_received(msg_type path.Usage, peer *Peer, body []b
 	return
 }
 
-func (device *Device) sprint_received(msg_type path.Usage, body []byte) (string) {
+func (device *Device) sprint_received(msg_type path.Usage, body []byte) string {
 	switch msg_type {
 	case path.Register:
 		if content, err := path.ParseRegisterMsg(body); err == nil {
@@ -390,12 +390,12 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
 
 		for PubKey, peerinfo := range peer_infos {
 			if len(peerinfo.Connurl) == 0 {
-				return nil
+				continue
 			}
 			sk, err := Str2PubKey(PubKey)
 			if err != nil {
 				device.log.Errorf("Error decode base64:", err)
-				return err
+				continue
 			}
 			if bytes.Equal(sk[:], device.staticIdentity.publicKey[:]) {
 				continue
@@ -418,7 +418,7 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
 				pk, err := Str2PSKey(peerinfo.PSKey)
 				if err != nil {
 					device.log.Errorf("Error decode base64:", err)
-					return err
+					continue
 				}
 				thepeer.SetPSK(pk)
 			}