From fcdbd1a526ca5034e05dc68ab2bcbb976d798a41 Mon Sep 17 00:00:00 2001
From: liuchen864 <23082234@qq.com>
Date: Tue, 5 Dec 2023 08:03:16 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E7=A9=BA=E6=8C=87=E9=92=88?=
 =?UTF-8?q?=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../system/service/serialnumber/SerialNumberServiceImpl.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/win-module-system/win-module-system-biz/src/main/java/com/win/module/system/service/serialnumber/SerialNumberServiceImpl.java b/win-module-system/win-module-system-biz/src/main/java/com/win/module/system/service/serialnumber/SerialNumberServiceImpl.java
index 86489e72..2baf09fe 100644
--- a/win-module-system/win-module-system-biz/src/main/java/com/win/module/system/service/serialnumber/SerialNumberServiceImpl.java
+++ b/win-module-system/win-module-system-biz/src/main/java/com/win/module/system/service/serialnumber/SerialNumberServiceImpl.java
@@ -121,7 +121,7 @@ public class SerialNumberServiceImpl implements SerialNumberService {
         } else if(encodedRule.getPattern().toLowerCase().indexOf("y") > 0) {
             midnight = LocalDateTime.now().plusYears(1).plusMonths(1).plusDays(1).withHour(0).withMinute(0).withSecond(0).withNano(1);
         }
-        long millSeconds = ChronoUnit.SECONDS.between(LocalDateTime.now(), midnight);
+        long millSeconds = midnight == null ? 0 : ChronoUnit.SECONDS.between(LocalDateTime.now(), midnight);
         StringBuilder code = new StringBuilder();
         Long increment = redisCache.incr(encodedRule.getRuleCode() + pattern, millSeconds);
         code.append(encodedRule.getPrefix());