update

mec-im/src/main/java/com/ym/service/Impl/GroupServiceImpl.java

@@ -41,7 +41,10 @@ public class GroupServiceImpl implements GroupService {
         return new User(appKey,appSecret,rongCloud);
     }
     private Conversation getConversation(){
-        return new Conversation(appKey,appSecret);
+        RongCloud rongCloud = RongCloud.getInstance(appKey, appSecret);
+        Conversation conversation = new Conversation(appKey, appSecret);
+        conversation.setRongCloud(rongCloud);
+        return conversation;
     }
 
     @Override