From d6d849015427a0a75893f5487d5b0c2d4788a266 Mon Sep 17 00:00:00 2001
From: 18942506660 <18942506660@A18942506660>
Date: Mon, 18 Dec 2023 17:27:10 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dbug?=
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---
 src/WMS.Web.Domain/Services/SerialNumberService.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/WMS.Web.Domain/Services/SerialNumberService.cs b/src/WMS.Web.Domain/Services/SerialNumberService.cs
index 805e436f..42b54e99 100644
--- a/src/WMS.Web.Domain/Services/SerialNumberService.cs
+++ b/src/WMS.Web.Domain/Services/SerialNumberService.cs
@@ -385,6 +385,7 @@ namespace WMS.Web.Domain.Services
                 var detail = backRecord.Details.FirstOrDefault(w => w.SerialNumbers.Contains(entity.SerialNumber));
                 if (detail == null) continue;
                 var box = boxList.FirstOrDefault(f => f.Id == detail.BoxId);
+                if (box == null) continue;
                 //if (backRecord.Type == BackRecordType.InstockOff)
                 //    entity.UnBind();
                 if (backRecord.Type == BackRecordType.OutstockOn)