1

@@ -70,8 +70,10 @@
     watch: {
       previewImg: {
         handler (newValue, oldValue) {
+          if (newValue.imgList.length > 0) {
             this.allLi = _.cloneDeep(newValue.imgList).map(item => item.fjurl)
             this.thumbnailImages = newValue.imgList
+          }
         },
         deep: true
       }