diff --git a/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Transactions/TransactionExtensions.cs b/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Transactions/TransactionExtensions.cs
index 3acbe303c..b0f582249 100644
--- a/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Transactions/TransactionExtensions.cs
+++ b/be/Modules/Inventory/src/Win_in.Sfs.Wms.Inventory.Domain/Transactions/TransactionExtensions.cs
@@ -30,12 +30,16 @@ public static class TransactionExtensions
     {
         if (!location.EnableNegative)
         {
+            if (existQty != 0)
+            {
+                existQty = -transaction.Qty+ existQty;
+            }
             throw new UserFriendlyException($"{location.Code} 库位不允许负库存。{Environment.NewLine}" +
                                             $"箱码: {transaction.PackingCode}{Environment.NewLine}" +
                                             $"ERP料号: {transaction.ItemCode}{Environment.NewLine}" +
                                             $"批次: {transaction.Lot}{Environment.NewLine}" +
                                             $"状态: {transaction.Status}{Environment.NewLine}" +
-                                            $"出库数量 {transaction.Qty}{Environment.NewLine}" +
+                                            $"出库数量 {-transaction.Qty}{Environment.NewLine}" +
                                             $"库存余额数量 {existQty}");
         }