diff --git a/services/studentMeetingService.js b/services/studentMeetingService.js
index 7639e7e..46a249d 100644
--- a/services/studentMeetingService.js
+++ b/services/studentMeetingService.js
@@ -23,7 +23,7 @@ sutudentMeetingService.prototype.addStudentMeeting = async(body)=>{
         let oldSutudentMeeting = await sutudentMeeting.findOne({where:{studentId:body.studentId,meetingId:body.meetingId}}); 
         if(oldSutudentMeeting){
             t.rollback();            
-            return {code:300,msg:'您已预约这堂课',data:oldSutudentMeeting}            
+            return {code:300,msg:'您已预约这堂课'}            
         } 
         let Meeting = await meetingModel.findOne({where:{id:body.meetingId}}); 
         if(!Meeting){
diff --git a/util/Agora_Recording_SDK_for_Linux_FULL/samples/shellUtil.js b/util/Agora_Recording_SDK_for_Linux_FULL/samples/shellUtil.js
index 05ad75a..9c73a36 100644
--- a/util/Agora_Recording_SDK_for_Linux_FULL/samples/shellUtil.js
+++ b/util/Agora_Recording_SDK_for_Linux_FULL/samples/shellUtil.js
@@ -11,7 +11,7 @@ shell.prototype.Recording =async(appId,uid,channel,channelKey)=>{
         ` --appId  ` +appId +
         ` --uid ` +uid +
         ` --channel ` +  channel +
-        ` --channelKey ` + channelKey +        
+        //` --channelKey ` + channelKey +        
         " --appliteDir  \`pwd\`/../bin";
         console.log(shell)
         callfile.exec(shell,function(err, stdout, stderr){