预授权问题

xx-universal/xx-universal-server/src/main/java/com/xxfc/platform/universal/biz/OrderRefundBiz.java

@@ -96,7 +96,7 @@ public class OrderRefundBiz extends BaseBiz<OrderRefundMapper, OrderRefund> {
                         orderPay.getSerialNumber(), orderRefundVo.getRefundAmount(), orderRefundVo.getRefundDesc());
             }
             //预授权转支付
-            if(orderRefundVo.getFreeze2PayAmount() != 0) {
+            if(orderRefundVo.getFreeze2PayAmount() != null && orderRefundVo.getFreeze2PayAmount() != 0) {
                 log.info("======预授权转支付===========");
                 String refundTradeNo = Snowflake.build() + "";
                 boolean isComplete = payBiz.tradePay(refundTradeNo,