diff --git a/src/WMS.Web.Domain/Services/SerialNumberService.cs b/src/WMS.Web.Domain/Services/SerialNumberService.cs
index 4fa5cb59..c4662eb2 100644
--- a/src/WMS.Web.Domain/Services/SerialNumberService.cs
+++ b/src/WMS.Web.Domain/Services/SerialNumberService.cs
@@ -191,6 +191,7 @@ namespace WMS.Web.Domain.Services
             {
                 var box = boxList.FirstOrDefault(f => f.Id == entity.BoxId);
                 var outstockDetail = outStock.Details.FirstOrDefault(f => f.MaterialId == entity.MaterialId);
+                if (outstockDetail == null) continue;
                 //修改序列号和箱绑定关系
                 entity.OutStock(outStock.BillNo, outStock.Type);