diff --git a/web_src/src/components/common/jessibuca.vue b/web_src/src/components/common/jessibuca.vue
index 7ab0b930..4049721c 100644
--- a/web_src/src/components/common/jessibuca.vue
+++ b/web_src/src/components/common/jessibuca.vue
@@ -5,8 +5,8 @@
         <i v-if="!playing" class="iconfont icon-play jessibuca-btn" @click="playBtnClick"></i>
         <i v-if="playing" class="iconfont icon-pause jessibuca-btn" @click="pause"></i>
         <i class="iconfont icon-stop jessibuca-btn" @click="destroy"></i>
-        <i v-if="isNotMute" class="iconfont icon-audio-high jessibuca-btn" @click="jessibuca.mute()"></i>
-        <i v-if="!isNotMute" class="iconfont icon-audio-mute jessibuca-btn" @click="jessibuca.cancelMute()"></i>
+        <i v-if="isNotMute" class="iconfont icon-audio-high jessibuca-btn" @click="mute()"></i>
+        <i v-if="!isNotMute" class="iconfont icon-audio-mute jessibuca-btn" @click="cancelMute()"></i>
       </div>
       <div class="buttons-box-right">
         <span class="jessibuca-btn">{{ kBps }} kb/s</span>
@@ -243,6 +243,16 @@ export default {
       this.err = "";
       this.performance = "";
     },
+    mute: function () {
+      if (jessibucaPlayer[this._uid]) {
+        jessibucaPlayer[this._uid].mute();
+      }
+    },
+    cancelMute: function () {
+      if (jessibucaPlayer[this._uid]) {
+        jessibucaPlayer[this._uid].cancelMute();
+      }
+    },
     destroy: function () {
       if (jessibucaPlayer[this._uid]) {
         jessibucaPlayer[this._uid].destroy();
diff --git a/web_src/src/components/dialog/devicePlayer.vue b/web_src/src/components/dialog/devicePlayer.vue
index 9c254c9b..6d736161 100644
--- a/web_src/src/components/dialog/devicePlayer.vue
+++ b/web_src/src/components/dialog/devicePlayer.vue
@@ -374,7 +374,7 @@ export default {
                     url: '/zlm/' +this.mediaServerId+ '/index/api/getMediaInfo?vhost=__defaultVhost__&schema=rtmp&app='+ this.app +'&stream='+ this.streamId
                 }).then(function (res) {
                     that.tracksLoading = false;
-                    if (res.data.code == 0 && res.data.online) {
+                    if (res.data.code == 0 && res.data.tracks) {
                         that.tracks = res.data.tracks;
                     }else{
                         that.tracksNotLoaded = true;