diff --git a/DOAN.Service/MES/Material/MmMaterialService.cs b/DOAN.Service/MES/Material/MmMaterialService.cs
index 3f0fbc0..5c86bbb 100644
--- a/DOAN.Service/MES/Material/MmMaterialService.cs
+++ b/DOAN.Service/MES/Material/MmMaterialService.cs
@@ -147,7 +147,7 @@ namespace DOAN.Service.BZFM
                 .SplitIgnore(it => it.Item.MaterialCode == GlobalConstant.AdminRole)
                 .SplitError(x => x.Item.MaterialCode.IsEmpty(), "物料编码不能为空")
                 .SplitError(x => !Tools.CheckUserName(x.Item.MaterialCode), "物料编码不符合规范")
-                .WhereColumns(it => it.MaterialCode)//如果不是主键可以这样实现（多字段it=>new{it.x1,it.x2}）
+                .WhereColumns(it => new { it.Id, it.MaterialCode })//如果不是主键可以这样实现（多字段it=>new{it.x1,it.x2}）
                 .ToStorage();
             var result = x.AsInsertable.ExecuteCommand();//插入可插入部分;