diff --git a/.gitignore b/.gitignore
index 1f94965..7a0b706 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,6 @@ lastupdate.tmp
 resources/output/live/*.flv
 resources/output/log/*.log
 resources/output/releases
+resources/output/demo
 .idea
 .vscode
diff --git a/build.sh b/build.sh
index e9602a7..05800a2 100644
--- a/build.sh
+++ b/build.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 #./build.sh 0.0.1
+#vscode每次保存会将linux换行符替换为window换行符，如果此文件不能执行，请自行替换换行符
 ver=$1
 if [ -n "${ver}" ]; then
     echo package version "${ver}"
@@ -21,7 +22,6 @@ for platform in $platforms; do
     else
         go build -o ./resources/output/releases/rtsp2rtmp_"${ver}"_"${GOOS}"_"${GOARCH}"/rtsp2rtmp main.go
     fi
-    go build -o ./resources/output/releases/rtsp2rtmp_"${ver}"_"${GOOS}"_"${GOARCH}"/rtsp2rtmp main.go
 
     mkdir -p ./resources/output/releases/rtsp2rtmp_"${ver}"_"${GOOS}"_"${GOARCH}"/resources/output/live
     mkdir -p ./resources/output/releases/rtsp2rtmp_"${ver}"_"${GOOS}"_"${GOARCH}"/resources/output/log
diff --git a/src/rtsp2rtmp/rtspclientmanager/rtspclientmanager.go b/src/rtsp2rtmp/rtspclientmanager/rtspclientmanager.go
index a0c7d04..26c44eb 100644
--- a/src/rtsp2rtmp/rtspclientmanager/rtspclientmanager.go
+++ b/src/rtsp2rtmp/rtspclientmanager/rtspclientmanager.go
@@ -7,7 +7,6 @@ import (
 
 	"github.com/beego/beego/v2/core/logs"
 	"github.com/deepch/vdk/av"
-	"github.com/deepch/vdk/format/rtmp"
 	"github.com/deepch/vdk/format/rtsp"
 	"github.com/hkmadao/rtsp2rtmp/src/rtsp2rtmp/controllers"
 	"github.com/hkmadao/rtsp2rtmp/src/rtsp2rtmp/models"
@@ -50,10 +49,15 @@ func (rc *RtspClientManager) ExistsPublisher(code string) bool {
 }
 
 func (rs *RtspClientManager) stopConn(done <-chan interface{}, codeStream <-chan string) {
+	defer func() {
+		if r := recover(); r != nil {
+			logs.Error("system painc : %v \nstack : %v", r, string(debug.Stack()))
+		}
+	}()
 	for code := range codeStream {
 		v, b := rs.conns.Load(code)
 		if b {
-			r := v.(*rtmp.Conn)
+			r := v.(*rtsp.Client)
 			err := r.Close()
 			if err != nil {
 				logs.Error("camera [%s] close error : %v", code, err)