订单追踪

src/components/orderComponents/orderTrack.vue

@@ -115,7 +115,9 @@ export default {
   computed: {
     list() {
       return (
-        this.trackOrder.list 
+        this.trackOrder &&
+        this.trackOrder.list &&
+        this.$tool.deepClone(this.trackOrder.list)
       );
     },
   },