diff --git a/src/views/kc/jiaoshi/index.vue b/src/views/kc/jiaoshi/index.vue
index 4829f5c..285eed1 100644
--- a/src/views/kc/jiaoshi/index.vue
+++ b/src/views/kc/jiaoshi/index.vue
@@ -281,7 +281,7 @@
         <!-- <a-table-column title="数量" data-index="allIsOnLine"/> -->
         <a-table-column width="200px" title="操作" data-index="action">
           <template #default="{ record }">
-            <a :disabled="record.allIsOnLine != 0 " @click="ylLiveNew(record)" >预览 |</a>
+            <a :disabled="record.allIsOnLine == 0 " @click="ylLiveNew(record)" >预览 |</a>
             <a @click="ylLive(record)" hidden>预览 |</a>
             <a v-if="!record?.child['教师全景']?.isOnLine" @click="changeLive(record,true)">开启直播 |</a>
             <a v-else @click="changeLive(record,false)">关闭直播 |</a>
@@ -493,6 +493,7 @@ function getIsOnLineClass(record){
 
   record.allIsOnLine = allIsOnLine;
   let bfStatusInfo = '';
+  record.bfStatusInfo = bfStatusInfo;
   if(!record?.child['教师近景']?.isOnLine){
     bfStatusInfo = '教师近景没有信号';
   }else if(!record?.child['教师全景']?.isOnLine){