From 15815f1fde7fea3f18bf8b3a7a520199449ca0d8 Mon Sep 17 00:00:00 2001
From: vincentlu <t1341870251@gmail.com>
Date: 星期四, 22 一月 2026 09:53:43 +0800
Subject: [PATCH] #

---
 zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/SegmentServiceImpl.java |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/SegmentServiceImpl.java b/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/SegmentServiceImpl.java
index ce88ece..2e21319 100644
--- a/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/SegmentServiceImpl.java
+++ b/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/SegmentServiceImpl.java
@@ -74,6 +74,7 @@
                 .eq(Segment::getSerial, serial - 1)
                 .eq(Segment::getState, SegmentStateType.FINISH.toString())
                 .orderByDesc(Segment::getId)
+                .last("limit 1")
         );
     }
 
@@ -172,7 +173,7 @@
         return this.baseMapper.selectUsedBackpacks(agvId, travelId);
     }
 
-    @Override
+    @Override   //todo
     public Segment getRollerWaiting(Long agvId, Long codeId, TaskPosDto.PosType posType) {
         List<Segment> segments = this.list(new LambdaQueryWrapper<Segment>()
                 .eq(Segment::getAgvId, agvId)

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