更新

src/views/PurchasingCenter/PurchaseContractSearch/index.vue

@@ -562,7 +562,7 @@ export default {
         this.returns = response.data[0].合同内容
       }).then(() => {
         $('#contractName').next('td').html(`<img id="img">`)
-        this.useqrcode(row.采购合同流水号) // 显示二维码
+        this.useqrcode(row.采购合同编号) // 显示二维码
       })
     }
   }