处理授权，用户不存在问题

fs-service/src/main/java/com/fs/course/service/impl/FsUserCourseVideoServiceImpl.java

@@ -1997,8 +1997,8 @@ public class FsUserCourseVideoServiceImpl implements IFsUserCourseVideoService
         boolean oneCompanyCourse = config.isOneCompanyCourse();
         //查询用户
        FsUser fsUser = fsUserMapper.selectFsUserById(param.getUserId());
-         if (fsUser == null){
-            return ResponseResult.fail(404,"当前用户信息不存在");
+        if (fsUser == null){
+            return ResponseResult.fail(401,"当前用户信息不存在");
         }
         //公开课
         if (param.getIsOpenCourse()!=null && param.getIsOpenCourse()==1){