二维码图片保存失败

components/page-component/app-my-app/app-my-share.vue

@@ -92,7 +92,7 @@
             },
             saveImg(){
                 uni.downloadFile({
-                    url: this.shareInfo.qrcode,
+                    url: this.shareInfo.parent_qr_code,
                     success: (res) =>{
                         if (res.statusCode === 200){
                             uni.saveImageToPhotosAlbum({