diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/CourseFacade.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/CourseFacade.java
index 2c2424d..26f5a7d 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/CourseFacade.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/CourseFacade.java
@@ -4,7 +4,6 @@ package com.lyms.platform.operate.web.facade;
 import com.google.common.base.Strings;
 import com.lyms.platform.beans.MsgRequest;
 import com.lyms.platform.biz.service.*;
-import com.lyms.platform.common.base.LoginContext;
 import com.lyms.platform.common.constants.ErrorCodeConstants;
 import com.lyms.platform.common.enums.*;
 import com.lyms.platform.common.result.BaseListResponse;
@@ -15,15 +14,12 @@ import com.lyms.platform.common.utils.ExceptionUtils;
 import com.lyms.platform.common.utils.PropertiesUtils;
 import com.lyms.platform.operate.web.request.CourseRequest;
 import com.lyms.platform.operate.web.result.CourseResult;
-import com.lyms.platform.operate.web.result.MsgMessageResult;
 import com.lyms.platform.operate.web.worker.CourseCountWorker;
 import com.lyms.platform.permission.model.*;
 import com.lyms.platform.permission.service.OrganizationService;
 import com.lyms.platform.permission.service.UsersService;
 import com.lyms.platform.pojo.*;
 import com.lyms.platform.query.*;
-import com.mongodb.BasicDBObject;
-import com.mongodb.DBObject;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
@@ -31,16 +27,10 @@ import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.data.mongodb.core.MongoTemplate;
-import org.springframework.data.mongodb.core.query.Update;
-import org.springframework.data.mongodb.core.query.Query;
-import org.springframework.data.mongodb.core.query.Criteria;
-import org.springframework.stereotype.Service;
-import org.springframework.data.mongodb.gridfs.GridFsTemplate;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 import org.springframework.stereotype.Component;
-import org.springframework.web.multipart.MultipartFile;
 
-import java.io.IOException;
+
 import java.text.DecimalFormat;
 import java.text.SimpleDateFormat;
 import java.util.*;
@@ -1288,6 +1278,8 @@ public class CourseFacade {
             String readCount = model.getReadCount();
             // 检查 readCount 是否包含当前登录人的 ID
             if (readCount != null && readCount.contains(parentId)) {
+                return "该消息已经看过了";
+            }else if (readCount != null){
                 // 使用正则表达式将 readCount 拆分为多个 ID，并计算包含当前登录人 ID 的数量
                 String[] ids = readCount.split(",");
                 for (String id : ids) {