diff --git a/be/Modules/Store/src/Win_in.Sfs.Wms.Store.Application/Notes/TransferNotes/TransferNoteAppService.cs b/be/Modules/Store/src/Win_in.Sfs.Wms.Store.Application/Notes/TransferNotes/TransferNoteAppService.cs
index 382ceda08..27bbe979c 100644
--- a/be/Modules/Store/src/Win_in.Sfs.Wms.Store.Application/Notes/TransferNotes/TransferNoteAppService.cs
+++ b/be/Modules/Store/src/Win_in.Sfs.Wms.Store.Application/Notes/TransferNotes/TransferNoteAppService.cs
@@ -169,7 +169,7 @@ public class TransferNoteAppService : SfsStoreWithDetailsAppServiceBase
     private async Task CheckPackingCode(string packingCode)
     {
         var packingcode = await _expectOutAppService.GetListByPackingCodeAsync(packingCode).ConfigureAwait(false);
-        if (packingcode != null && packingCode.Any())
+        if (packingcode != null && packingCode.Length==0)
         {
             throw new UserFriendlyException($"箱码{packingCode}在预计出中已存在!");
         }