diff --git a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
index 30c3dd121..fab06e761 100644
--- a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
+++ b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
@@ -49,14 +49,5 @@ public class ErpLocationItemAppService
         var dtos = ObjectMapper.Map<List<ErpLocationItem>, List<ErpLocationItemDTO>>(entities);
         return dtos;
     }
-
-   
-
-    protected override async Task ValidateImportModelAsync(ErpLocationItemImportInput importInput, List<ValidationResult> validationRresult)
-    {
-        await base.CheckItemBasicItemCodeAsync(importInput.ItemCode,  validationRresult).ConfigureAwait(false);
-       
-    }
-
    
 }
diff --git a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.EntityFrameworkCore/ErpLocationItems/ErpLocationItemEfCoreRepository.cs b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.EntityFrameworkCore/ErpLocationItems/ErpLocationItemEfCoreRepository.cs
index 41b7b05e0..e6358853d 100644
--- a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.EntityFrameworkCore/ErpLocationItems/ErpLocationItemEfCoreRepository.cs
+++ b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.EntityFrameworkCore/ErpLocationItems/ErpLocationItemEfCoreRepository.cs
@@ -16,16 +16,10 @@ public class ErpLocationItemEfCoreRepository : SfsBaseDataEfCoreRepositoryBase<B
     public virtual async Task UpsertAsync(ErpLocationItem entity)
     {
         var dbSet = await GetDbSetAsync().ConfigureAwait(false);
-        var exist = await dbSet.FirstOrDefaultAsync(p => p.ItemCode == entity.ItemCode).ConfigureAwait(false);
+        var exist = await dbSet.FirstOrDefaultAsync(p => p.ItemCode == entity.ItemCode&&p.ErpLocationCode == entity.ErpLocationCode).ConfigureAwait(false);
         if (exist == null)
         {
             var insRet = await InsertAsync(entity).ConfigureAwait(false);
         }
-        else
-        {
-            exist.ItemCode = entity.ItemCode;
-            exist.ErpLocationCode = entity.ErpLocationCode;
-           
-        }
     }
 }
diff --git a/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Balances/BalanceManager.cs b/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Balances/BalanceManager.cs
index 5b481cb05..4f9c8e80d 100644
--- a/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Balances/BalanceManager.cs
+++ b/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Balances/BalanceManager.cs
@@ -29,6 +29,7 @@ public class BalanceManager : DomainService, IBalanceManager
     private readonly IItemBasicAclService _itemBasicAclService;
     private readonly ILocationAclService _locationAclService;
     private readonly IItemStoreRelationAclService _itemStoreRelationAclService;
+    private readonly IErpLocationItemAppService _erpLocationItemAppService;
     private readonly ISettingManager _settingManager;
     private readonly IExpectInRepository _expectInRepository;
     private readonly IExpectOutRepository _expectOutRepository;
@@ -41,6 +42,7 @@ public class BalanceManager : DomainService, IBalanceManager
         , IExpectOutRepository expectOutRepository
         , IItemStoreRelationAclService itemStoreRelationAclService
         , ISettingManager settingManager
+        ,IErpLocationItemAppService erpLocationItemAppService
                                    )
     {
         _objectMapper = objectMapper;
@@ -51,6 +53,7 @@ public class BalanceManager : DomainService, IBalanceManager
         _itemStoreRelationAclService = itemStoreRelationAclService;
         _settingManager = settingManager;
         _expectOutRepository = expectOutRepository;
+        _erpLocationItemAppService= erpLocationItemAppService;
     }
 
     #region Modify
@@ -159,7 +162,9 @@ public class BalanceManager : DomainService, IBalanceManager
     /// <exception cref="UserFriendlyException"></exception>
     private async Task CheckErpLocationItemAsync(Transaction transaction)
     {
-        if (transaction == null)
+        var erpLocationItem =await _erpLocationItemAppService.GetFirstAsync(transaction.LocationErpCode, transaction.ItemCode).ConfigureAwait(false);
+      
+        if (erpLocationItem == null)
         {
             throw new UserFriendlyException($"未找到零件【{transaction.ItemCode}】与ERP储位【{transaction.LocationErpCode}】的开账信息");
         }