fix 导入订单，学校id存储问题

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

@@ -198,7 +198,9 @@ public class StudentPaymentRouteOrderServiceImpl extends BaseServiceImpl<Long, S
         if (auditStatus == AuditStatusEnum.PASS) {
             StudentPaymentOrder studentPaymentOrder = new StudentPaymentOrder();
             studentPaymentOrder.setActualAmount(studentPaymentRouteOrder.getRouteAmount());
-            studentPaymentOrder.setMusicGroupId(studentPaymentRouteOrder.getSchoolId() + "");
+            if(studentPaymentRouteOrder.getSchoolId() != null) {
+                studentPaymentOrder.setMusicGroupId(studentPaymentRouteOrder.getSchoolId() + "");
+            }
             studentPaymentOrder.setType(OrderTypeEnum.OUTORDER);
             studentPaymentOrder.setMerNos(studentPaymentRouteOrder.getMerNo());
             studentPaymentOrder.setOrderNo(studentPaymentRouteOrder.getOrderNo());