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

@@ -1058,6 +1058,16 @@ public class VipGroupServiceImpl extends BaseServiceImpl<Long, VipGroup> impleme
 				throw new BizException("您无法购买此课程");
 			}
 		}
+
+		ClassGroup classGroup = classGroupDao.findByVipGroup(vipGroupId.longValue(), null);
+
+		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!");
+			}
+		}
+
 		List<CourseSchedule> courseSchedules = JSON.parseArray(vipGroup.getCourseSchedulesJson(),CourseSchedule.class);
 		courseScheduleService.checkNewCourseSchedules(courseSchedules,false);
 	}