diff --git a/WarehouseMgr/Tnb.WarehouseMgr/WareHouseService.cs b/WarehouseMgr/Tnb.WarehouseMgr/WareHouseService.cs
index 11c847da..eabdffe4 100644
--- a/WarehouseMgr/Tnb.WarehouseMgr/WareHouseService.cs
+++ b/WarehouseMgr/Tnb.WarehouseMgr/WareHouseService.cs
@@ -525,7 +525,7 @@ namespace Tnb.WarehouseMgr
                     if (arr.Length > 1)
                     {
                         var subArr = arr[..^1];
-                        Array.ForEach(subArr, a => a.chain_type = "1");
+                        System.Array.ForEach(subArr, a => a.chain_type = "1");
                     }
                 }
             }