教务端课表bug修复

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

@@ -2093,7 +2093,7 @@ public class VipGroupServiceImpl extends BaseServiceImpl<Long, VipGroup> impleme
     	for(Integer userId:studentSurplusClassFees.keySet()){
 			StudentPaymentOrder studentPaymentOrder = studentPaymentOrderDao.findByStudentVipGroup(vipGroupId,userId,DealStatusEnum.SUCCESS.getCode());
 			if(null==studentPaymentOrder){
-				throw new BizException("未找到相关订单信息！");
+				throw new BizException("无法停止课程，需要全部学员退学后，才能停止，请先操作学员退学。");
 			}
 			sysUserCashAccountService.updateBalance(userId.intValue(),studentSurplusClassFees.get(userId));
 			SysUserCashAccount sysUserCashAccount = sysUserCashAccountService.get(userId.intValue());