diff --git a/app/src/main/java/com/github/catvod/ali/API.java b/app/src/main/java/com/github/catvod/ali/API.java
index 5ffcb6b8..27633f1e 100644
--- a/app/src/main/java/com/github/catvod/ali/API.java
+++ b/app/src/main/java/com/github/catvod/ali/API.java
@@ -342,23 +342,25 @@ public class API {
     }
 
     public String getDownloadUrl(String fileId) {
+        String tempId = null;
         try {
-            String tempId = copy(fileId);
+            tempId = copy(fileId);
             JSONObject body = new JSONObject();
             body.put("file_id", tempId);
             body.put("drive_id", auth.getDriveId());
-            String url = new JSONObject(oauth("openFile/getDownloadUrl", body.toString(), true)).getString("url");
-            Init.execute(() -> delete(tempId));
-            return url;
+            return new JSONObject(oauth("openFile/getDownloadUrl", body.toString(), true)).getString("url");
         } catch (Exception e) {
             e.printStackTrace();
             return "";
+        } finally {
+            if (tempId != null) delete(tempId);
         }
     }
 
     public String getPreviewUrl(String fileId, String flag) {
+        String tempId = null;
         try {
-            String tempId = copy(fileId);
+            tempId = copy(fileId);
             JSONObject body = new JSONObject();
             body.put("file_id", tempId);
             body.put("drive_id", auth.getDriveId());
@@ -366,11 +368,12 @@ public class API {
             body.put("url_expire_sec", "14400");
             String json = oauth("openFile/getVideoPreviewPlayInfo", body.toString(), true);
             JSONArray taskList = new JSONObject(json).getJSONObject("video_preview_play_info").getJSONArray("live_transcoding_task_list");
-            Init.execute(() -> delete(tempId));
             return getPreviewQuality(taskList, flag);
         } catch (Exception e) {
             e.printStackTrace();
             return "";
+        } finally {
+            if (tempId != null) delete(tempId);
         }
     }
 
@@ -396,7 +399,7 @@ public class API {
             JSONObject body = new JSONObject();
             body.put("file_id", fileId);
             body.put("drive_id", auth.getDriveId());
-            oauth("openFile/delete", body.toString(), false);
+            oauth("openFile/delete", body.toString(), true);
         } catch (Exception e) {
             e.printStackTrace();
         }
diff --git a/app/src/main/java/com/github/catvod/bean/alist/Item.java b/app/src/main/java/com/github/catvod/bean/alist/Item.java
index 65745690..1b39f9a2 100644
--- a/app/src/main/java/com/github/catvod/bean/alist/Item.java
+++ b/app/src/main/java/com/github/catvod/bean/alist/Item.java
@@ -113,7 +113,7 @@ public class Item {
     }
 
     public String getPic() {
-        return getThumb().isEmpty() && isFolder() ? "http://img1.3png.com/281e284a670865a71d91515866552b5f172b.png" : getThumb();
+        return getThumb().isEmpty() && isFolder() ? "https://s1.ax1x.com/2023/04/03/pp4iJlq.png" : getThumb();
     }
 
     public String getRemark() {
diff --git a/jar/custom_spider.jar b/jar/custom_spider.jar
index 536db3a8..80715666 100644
Binary files a/jar/custom_spider.jar and b/jar/custom_spider.jar differ
diff --git a/jar/custom_spider.jar.md5 b/jar/custom_spider.jar.md5
index a568ca74..f0cc59ac 100644
--- a/jar/custom_spider.jar.md5
+++ b/jar/custom_spider.jar.md5
@@ -1 +1 @@
-a3a0d399cc8e9e4348060296e4cfab58
+d78cd045dd5861fc7ae08ede3fe76a62