diff --git a/app/admin/logic/beforehand_order_cart_info/BeforehandOrderCartInfoLogic.php b/app/admin/logic/beforehand_order_cart_info/BeforehandOrderCartInfoLogic.php
index 1940ed98d..6381f8080 100644
--- a/app/admin/logic/beforehand_order_cart_info/BeforehandOrderCartInfoLogic.php
+++ b/app/admin/logic/beforehand_order_cart_info/BeforehandOrderCartInfoLogic.php
@@ -212,6 +212,16 @@ class BeforehandOrderCartInfoLogic extends BaseLogic
             ];
             $res = WarehouseOrder::create($arr);
             foreach ($offer_list as $k => $v) {
+                if (!empty($v['source_order_info'])) {
+                    // 采购单来源于往期补单，需要减少对应订单的入库数量
+                    $sourceOrderInfo = reset_index($v['source_order_info'], 'source_order_id');
+                    $orders = BeforehandOrder::field('id,order_type')->whereIn('id', array_keys($sourceOrderInfo))->select()->toArray();
+                    foreach ($orders as $order) {
+                        if ($order['order_type'] == 6) {
+                            $v['buyer_nums'] = $v['buyer_nums'] - $sourceOrderInfo[$order['id']]['need_num'];
+                        }
+                    }
+                }
                 $data['admin_id'] = $params['admin_id'];
                 $data['order_type'] = $beforehandOrder['order_type'];
                 $data['store_id'] = 0;
@@ -241,7 +251,9 @@ class BeforehandOrderCartInfoLogic extends BaseLogic
                 if($product_arr!=[]){
                     StoreProduct::where('id',$v['product_id'])->save($product_arr);
                 }
-                WarehouseProductLogic::add($data);
+                if ($data['nums'] > 0) {
+                    WarehouseProductLogic::add($data);
+                }
                 PurchaseProductOffer::where('id', $v['id'])->update(['status' => 1, 'is_storage' => 1]);
             }
             $attrs = ['warehousing_id' => $res['id'],'is_warehousing'=>1];