diff --git a/media_platform/bilibili/core.py b/media_platform/bilibili/core.py
index de2809a..649fe19 100644
--- a/media_platform/bilibili/core.py
+++ b/media_platform/bilibili/core.py
@@ -161,7 +161,13 @@ class BilibiliCrawler(AbstractCrawler):
                     video_list: List[Dict] = videos_res.get("result")
 
                     semaphore = asyncio.Semaphore(config.MAX_CONCURRENCY_NUM)
-                    task_list = [self.get_video_info_task(aid=video_item.get("aid"), bvid="", semaphore=semaphore) for video_item in video_list]
+                    task_list = []
+                    try:
+                        task_list = [self.get_video_info_task(aid=video_item.get("aid"), bvid="", semaphore=semaphore) for video_item in video_list]
+                    except Exception as e :
+                        utils.logger.warning(
+                            f"[BilibiliCrawler.search] error in the task list. The video for this page will not be included. {e}"
+                        )
                     video_items = await asyncio.gather(*task_list)
                     for video_item in video_items:
                         if video_item:
@@ -199,7 +205,11 @@ class BilibiliCrawler(AbstractCrawler):
                             video_list: List[Dict] = videos_res.get("result")
 
                             semaphore = asyncio.Semaphore(config.MAX_CONCURRENCY_NUM)
-                            task_list = [self.get_video_info_task(aid=video_item.get("aid"), bvid="", semaphore=semaphore) for video_item in video_list]
+                            task_list = []
+                            try:
+                                task_list = [self.get_video_info_task(aid=video_item.get("aid"), bvid="", semaphore=semaphore) for video_item in video_list]
+                            finally:
+                                pass
                             video_items = await asyncio.gather(*task_list)
                             for video_item in video_items:
                                 if video_item:
diff --git a/media_platform/douyin/core.py b/media_platform/douyin/core.py
index 426b33b..78c2a90 100644
--- a/media_platform/douyin/core.py
+++ b/media_platform/douyin/core.py
@@ -108,6 +108,9 @@ class DouYinCrawler(AbstractCrawler):
                                                                             publish_time=PublishTimeType(config.PUBLISH_TIME_TYPE),
                                                                             search_id=dy_search_id
                                                                             )
+                    if posts_res.get("data") is None or posts_res.get("data") == []:
+                        utils.logger.info(f"[DouYinCrawler.search] search douyin keyword: {keyword}, page: {page} is empty,{posts_res.get('data')}`")
+                        break
                 except DataFetchError:
                     utils.logger.error(f"[DouYinCrawler.search] search douyin keyword: {keyword} failed")
                     break
diff --git a/media_platform/xhs/client.py b/media_platform/xhs/client.py
index f3f0828..c1757f2 100644
--- a/media_platform/xhs/client.py
+++ b/media_platform/xhs/client.py
@@ -415,6 +415,12 @@ class XiaoHongShuClient(AbstractApiClient):
                     num=10,
                     cursor=sub_comment_cursor,
                 )
+                
+                if comments_res is None:
+                    utils.logger.info(
+                        f"[XiaoHongShuClient.get_comments_all_sub_comments] No response found for note_id: {note_id}"
+                    )
+                    continue
                 sub_comment_has_more = comments_res.get("has_more", False)
                 sub_comment_cursor = comments_res.get("cursor", "")
                 if "comments" not in comments_res:
diff --git a/media_platform/zhihu/help.py b/media_platform/zhihu/help.py
index b1454b2..1513429 100644
--- a/media_platform/zhihu/help.py
+++ b/media_platform/zhihu/help.py
@@ -192,15 +192,21 @@ class ZhihuExtractor:
 
         """
         res = ZhihuCreator()
-        if not author:
-            return res
-        if not author.get("id"):
-            author = author.get("member")
-        res.user_id = author.get("id")
-        res.user_link = f"{zhihu_constant.ZHIHU_URL}/people/{author.get('url_token')}"
-        res.user_nickname = author.get("name")
-        res.user_avatar = author.get("avatar_url")
-        res.url_token = author.get("url_token")
+        try:
+            if not author:
+                return res
+            if not author.get("id"):
+                author = author.get("member")
+            res.user_id = author.get("id")
+            res.user_link = f"{zhihu_constant.ZHIHU_URL}/people/{author.get('url_token')}"
+            res.user_nickname = author.get("name")
+            res.user_avatar = author.get("avatar_url")
+            res.url_token = author.get("url_token")
+            
+        except Exception as e :
+            utils.logger.warning(
+                f"[ZhihuExtractor._extract_content_or_comment_author] User Maybe Blocked. {e}"
+            )
         return res
 
     def extract_comments(self, page_content: ZhihuContent, comments: List[Dict]) -> List[ZhihuComment]: