diff --git a/app/chain/torrents.py b/app/chain/torrents.py
index eb1362bc..8ee07a80 100644
--- a/app/chain/torrents.py
+++ b/app/chain/torrents.py
@@ -265,6 +265,9 @@ class TorrentsChain(ChainBase):
                     for torrent in torrents:
                         if global_vars.is_system_stopped:
                             break
+                        if not torrent.enclosure:
+                            logger.warn(f"缺少种子链接，忽略处理: {torrent.title}")
+                            continue
                         logger.info(f'处理资源：{torrent.title} ...')
                         # 识别
                         meta = MetaInfo(title=torrent.title, subtitle=torrent.description)
diff --git a/app/helper/torrent.py b/app/helper/torrent.py
index 2520c48d..91ac4712 100644
--- a/app/helper/torrent.py
+++ b/app/helper/torrent.py
@@ -25,7 +25,7 @@ class TorrentHelper:
     """
 
     def __init__(self):
-        self._invalid_torrents = TTLCache(maxsize=128, ttl=3600 * 24)
+        self._invalid_torrents = TTLCache(region="invalid_torrents", maxsize=128, ttl=3600 * 24)
 
     def download_torrent(self, url: str,
                          cookie: Optional[str] = None,
@@ -340,11 +340,11 @@ class TorrentHelper:
             episodes = list(set(episodes).union(set(meta.episode_list)))
         return episodes
 
-    def is_invalid(self, url: str) -> bool:
+    def is_invalid(self, url: Optional[str]) -> bool:
         """
         判断种子是否是无效种子
         """
-        return url in self._invalid_torrents
+        return url in self._invalid_torrents if url else True
 
     def add_invalid(self, url: str):
         """