1、课堂作业提交联动服务指标限制;

2、vip课创建无运营主管提示；
3、vip课购买添加学员限制；

mec-biz/src/main/java/com/ym/mec/biz/service/impl/VipGroupServiceImpl.java

@@ -2497,7 +2497,7 @@ public class VipGroupServiceImpl extends BaseServiceImpl<Long, VipGroup> impleme
 		if(classGroup.getStudentNum()>0&&(VipGroupStatusEnum.APPLYING.equals(vipGroup.getStatus()))){
 			int i = studentPaymentOrderDao.countGroupOrderWithoutFailed(vipGroupId.toString(), GroupType.VIP);
 			if(i>0){
-				throw new BizException("该课程组学员为购买加入，无法添加学员加入，请走学员走购买流程!");
+				throw new BizException("已有学员购买了该课程组，无法添加，请走学员购买流程!");
 			}
 		}