fix bug

mallinkService/src/main/java/com/iformall/service/impl/WxRentContractServiceImpl.java

@@ -689,13 +689,18 @@ public class WxRentContractServiceImpl implements WxRentContractService {
             bill.setCreatetime(date);
             bill.updateTenantInfo(record);
             bill.setManageFeeType(feeType.getCode());
+            Long needPay = 0L;
             if (feeType.getCode() == EnumRentContractManageFeeType.RENT_BUSSINESS_MANAGE_FEE.getCode()) {
-            	bill.setNeedPay(_bi.getBussinessManageFeeNeedPay());
-            	bill.setReceivePay(_bi.getBussinessManageFeeNeedPay());
+            	if (null != _bi.getBussinessManageFeeNeedPay()) {
+            		needPay = _bi.getBussinessManageFeeNeedPay();
+            	}
             }else if (feeType.getCode() == EnumRentContractManageFeeType.RENT_OPERATING_MANAGE_FEE.getCode()) {
-            	bill.setNeedPay(_bi.getOperatingManageFeeNeedPay());
-            	bill.setReceivePay(_bi.getOperatingManageFeeNeedPay());
+            	if (null != _bi.getOperatingManageFeeNeedPay()) {
+            		needPay = _bi.getOperatingManageFeeNeedPay();
+            	}
             }
+            bill.setNeedPay(needPay);
+        	bill.setReceivePay(needPay);
             bill.setUpdatetime(date);
             bill.setRentShopType(record.getRentShopType());
             bill.setPeriod(count);