diff --git a/dutiesnet.go b/dutiesnet.go
index fe7f365..aa42850 100644
--- a/dutiesnet.go
+++ b/dutiesnet.go
@@ -3,6 +3,7 @@ package main
 import (
 	"log"
 	"net"
+	"os"
 	"os/exec"
 	"strings"
 	"sync/atomic"
@@ -125,8 +126,7 @@ func (duties *DutiesNet) checkError2() bool {
 func (duties *DutiesNet) checkError3() bool {
 	if duties.IsPPPNExist("ppp2") {
 		log.Println("IsPPP2Exist not")
-		_, err := exec.Command("pkill", "pppoe_control").Output()
-		ErrorLog(err)
+		os.Exit(2)
 		return true
 	}
 	return false // 检测错误才返回true 否则 false