diff --git a/lib/home/home_menu.dart b/lib/home/home_menu.dart
index b36f451..0613a8b 100644
--- a/lib/home/home_menu.dart
+++ b/lib/home/home_menu.dart
@@ -54,6 +54,7 @@ class _PopupMenuState extends State<PopupMenu> {
 
   void _saveOmpl(String path) async {
     var subscribeWorker = Provider.of<GroupList>(context, listen: false);
+    RegExp rssExp = RegExp(r'^(https?):\/\/(.*)');
     final s = context.s;
     File file = File(path);
     try {
@@ -63,9 +64,9 @@ class _PopupMenuState extends State<PopupMenu> {
         print(title);
         var list = entry.value.reversed;
         for (var rss in list) {
-          if (rss.xmlUrl != null) {
-            SubscribeItem item =
-                SubscribeItem(rss.xmlUrl, rss.text, group: title);
+          String rssLink = rssExp.stringMatch(rss.xmlUrl);
+          if (rssLink != null) {
+            SubscribeItem item = SubscribeItem(rssLink, rss.text, group: title);
             await subscribeWorker.setSubscribeItem(item);
             await Future.delayed(Duration(milliseconds: 200));
             print(rss.text);
diff --git a/lib/home/search_podcast.dart b/lib/home/search_podcast.dart
index 531e918..247a874 100644
--- a/lib/home/search_podcast.dart
+++ b/lib/home/search_podcast.dart
@@ -76,7 +76,7 @@ class MyHomePageDelegate extends SearchDelegate<int> {
         child: Container(
       padding: EdgeInsets.only(top: 400),
       child: Image(
-        image: Theme.of(context).brightness == Brightness.light
+        image: context.brightness == Brightness.light
             ? AssetImage('assets/listennotes.png')
             : AssetImage('assets/listennotes_light.png'),
         height: 20,
diff --git a/lib/state/podcast_group.dart b/lib/state/podcast_group.dart
index 4c04a48..51736b7 100644
--- a/lib/state/podcast_group.dart
+++ b/lib/state/podcast_group.dart
@@ -425,7 +425,7 @@ Future<void> subIsolateEntryPoint(SendPort sendPort) async {
     var dbHelper = DBHelper();
     String rss = item.url;
     sendPort.send([item.title, item.url, 1]);
-    BaseOptions options = new BaseOptions(
+    BaseOptions options = BaseOptions(
       connectTimeout: 20000,
       receiveTimeout: 20000,
     );
@@ -436,7 +436,7 @@ Future<void> subIsolateEntryPoint(SendPort sendPort) async {
       RssFeed p;
       try {
         p = RssFeed.parse(response.data);
-      } on ArgumentError catch (e) {
+      } catch (e) {
         print(e);
         sendPort.send([item.title, item.url, 6]);
         await Future.delayed(Duration(seconds: 2));
@@ -460,16 +460,21 @@ Future<void> subIsolateEntryPoint(SendPort sendPort) async {
         img.Image thumbnail;
         String imageUrl;
         try {
-          Response<List<int>> imageResponse = await Dio().get<List<int>>(
-              p.itunes.image.href,
-              options: Options(responseType: ResponseType.bytes));
+          Response<List<int>> imageResponse =
+              await Dio().get<List<int>>(p.itunes.image.href,
+                  options: Options(
+                    responseType: ResponseType.bytes,
+                    receiveTimeout: 60000,
+                  ));
           imageUrl = p.itunes.image.href;
           img.Image image = img.decodeImage(imageResponse.data);
           thumbnail = img.copyResize(image, width: 300);
         } catch (e) {
           try {
-            Response<List<int>> imageResponse = await Dio().get<List<int>>(
-                item.imgUrl,
+            Response<List<int>> imageResponse = await Dio(BaseOptions(
+              connectTimeout: 20000,
+              receiveTimeout: 60000,
+            )).get<List<int>>(item.imgUrl,
                 options: Options(responseType: ResponseType.bytes));
             imageUrl = item.imgUrl;
             img.Image image = img.decodeImage(imageResponse.data);
@@ -543,7 +548,7 @@ Future<void> subIsolateEntryPoint(SendPort sendPort) async {
         } else
           sendPort.send("done");
       }
-    } on DioError catch (e) {
+    } catch (e) {
       print(e);
       sendPort.send([item.title, item.url, 6]);
       await Future.delayed(Duration(seconds: 2));