diff --git a/BBWY.Server.Business/PurchaseOrderV2/BatchPurchase/BatchPurchaseBusiness.cs b/BBWY.Server.Business/PurchaseOrderV2/BatchPurchase/BatchPurchaseBusiness.cs
index ba729f2c..594a3d66 100644
--- a/BBWY.Server.Business/PurchaseOrderV2/BatchPurchase/BatchPurchaseBusiness.cs
+++ b/BBWY.Server.Business/PurchaseOrderV2/BatchPurchase/BatchPurchaseBusiness.cs
@@ -223,7 +223,7 @@ namespace BBWY.Server.Business
 
 
                     var purchaseAccount = request.PurchaseAccountList.FirstOrDefault(pa => pa.PurchasePlatformId == firstProductParam.PurchasePlatform);
-                    var platformSDKBusiness = platformSDKBusinessList.FirstOrDefault(p => p.Platform == v.PurchasePlatform);
+                    var platformSDKBusiness = platformSDKBusinessList.FirstOrDefault(p => p.Platform == firstProductParam.PurchasePlatform);
                     string tradeMode = "", cardId = "";
 
                     var extJson = extJArray.FirstOrDefault(j => j.Value<string>("BelongSkuId") == skuGroup.Key);