fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/grade/service/impl/ClassGradeUserServiceImpl.java

@@ -311,6 +311,7 @@ public class ClassGradeUserServiceImpl extends ServiceImpl<ClassGradeUserMapper,
                         .eq(ClassGradeUser::getStatus, 1)
                         .eq(ClassGradeUser::getGradeId, bo.getOldGradeId())
                         .last("limit 1"));
+                classGradeUser.setStatus(0);
                 classGradeUser.setChangeGrade(1);
                 classGradeUser.setUpdateTime(DateUtils.getNowTime());
                 updateById(classGradeUser);