diff --git a/Properties/PublishProfiles/docker.pubxml b/Properties/PublishProfiles/docker.pubxml
index 97ccef0..1fd500e 100644
--- a/Properties/PublishProfiles/docker.pubxml
+++ b/Properties/PublishProfiles/docker.pubxml
@@ -17,6 +17,6 @@
     <SelfContained>false</SelfContained>
     <!--<DockerArch>x86</DockerArch>-->
 	<!--<DockerArch>arm</DockerArch> -->
-	<!--<DockerCoreVersion>2.1.6</DockerCoreVersion>-->
+	<!--<DockerCoreVersion>2.1.7</DockerCoreVersion>-->
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/Properties/PublishProfiles/docker.pubxml.user b/Properties/PublishProfiles/docker.pubxml.user
index bb3e54d..6cd7886 100644
--- a/Properties/PublishProfiles/docker.pubxml.user
+++ b/Properties/PublishProfiles/docker.pubxml.user
@@ -3,7 +3,7 @@
 <Project>
   <PropertyGroup>
     <_PublishTargetUrl>E:\code\dysync\bin\Release\net6.0\publish\</_PublishTargetUrl>
-    <History>True|2026-03-19T12:50:46.4125049Z||;True|2026-03-19T20:50:21.9590679+08:00||;False|2026-03-19T20:49:47.3788960+08:00||;True|2026-03-19T20:18:59.0075437+08:00||;True|2026-03-19T20:17:13.9569732+08:00||;True|2026-03-19T20:14:14.2131925+08:00||;True|2026-03-19T19:54:46.3991458+08:00||;True|2026-03-16T19:59:40.7431031+08:00||;True|2026-03-16T19:59:04.2091761+08:00||;True|2026-03-16T19:59:00.1277280+08:00||;True|2026-03-13T19:03:43.3888728+08:00||;True|2026-03-13T19:00:46.5678455+08:00||;True|2026-03-08T20:40:39.8018016+08:00||;True|2026-03-08T20:37:16.4384198+08:00||;True|2026-03-05T22:22:59.1986039+08:00||;True|2026-03-05T21:47:10.7337653+08:00||;True|2026-03-05T21:44:09.8036238+08:00||;False|2026-03-05T21:44:03.0581762+08:00||;True|2026-03-05T18:20:17.8376341+08:00||;True|2026-03-02T21:57:32.1274356+08:00||;True|2026-02-25T22:29:25.1875055+08:00||;True|2026-02-25T22:28:53.3053713+08:00||;True|2026-02-12T19:27:23.6648031+08:00||;True|2026-02-12T19:25:10.7424743+08:00||;True|2026-02-12T17:33:31.2163848+08:00||;True|2026-02-12T17:16:08.2015031+08:00||;False|2026-02-12T17:16:02.9041381+08:00||;True|2026-02-12T17:12:44.8082909+08:00||;True|2026-02-12T17:04:22.1666828+08:00||;True|2026-02-12T17:03:04.2760582+08:00||;True|2026-02-12T16:52:01.7403172+08:00||;True|2026-02-12T16:49:57.7070533+08:00||;False|2026-02-12T16:49:53.4063422+08:00||;True|2026-02-12T16:43:13.2040344+08:00||;False|2026-02-12T16:42:58.3321319+08:00||;True|2026-02-12T16:29:28.6386479+08:00||;True|2026-02-12T16:19:46.9195592+08:00||;True|2026-02-12T14:32:25.3192428+08:00||;True|2026-02-12T12:18:02.1864306+08:00||;True|2026-02-11T20:39:23.8084775+08:00||;True|2026-02-11T20:37:06.6507806+08:00||;True|2026-02-11T20:04:19.1839991+08:00||;True|2026-02-10T21:59:37.6685615+08:00||;True|2026-02-10T15:43:23.5038986+08:00||;True|2026-02-10T14:42:48.6214001+08:00||;True|2026-02-06T23:15:19.0037070+08:00||;True|2026-02-06T22:52:30.1006808+08:00||;True|2026-02-06T22:49:02.0056235+08:00||;True|2026-02-06T22:45:30.6355735+08:00||;False|2026-02-06T22:45:25.7210123+08:00||;True|2026-02-06T22:38:37.6994272+08:00||;True|2026-02-06T22:14:47.8146805+08:00||;True|2026-02-03T22:34:12.3588819+08:00||;True|2026-02-03T22:20:08.9945012+08:00||;True|2026-02-03T21:06:17.7655312+08:00||;True|2026-02-02T23:24:09.9134119+08:00||;True|2026-02-02T23:21:52.3235946+08:00||;False|2026-02-02T23:21:47.1386702+08:00||;True|2026-02-02T23:20:46.6277206+08:00||;False|2026-02-02T23:20:40.3158947+08:00||;True|2026-02-02T22:55:39.4268475+08:00||;True|2026-02-01T21:34:30.5989260+08:00||;True|2026-02-01T21:30:20.7556066+08:00||;True|2026-01-30T21:56:47.1840381+08:00||;True|2026-01-28T22:01:00.8412391+08:00||;False|2026-01-28T21:49:29.1242233+08:00||;True|2026-01-28T21:48:26.1707204+08:00||;True|2026-01-28T21:48:05.8291762+08:00||;False|2026-01-28T21:48:01.1596391+08:00||;True|2026-01-28T21:37:59.4831763+08:00||;False|2026-01-28T21:37:53.5855464+08:00||;True|2026-01-28T21:27:51.1872828+08:00||;True|2026-01-28T13:01:14.1677037+08:00||;True|2026-01-28T12:36:45.7819776+08:00||;True|2026-01-28T12:09:15.6540204+08:00||;True|2026-01-28T12:08:40.0490617+08:00||;True|2026-01-28T11:58:55.4078870+08:00||;True|2026-01-27T22:37:03.3304942+08:00||;True|2026-01-27T22:05:40.4316281+08:00||;True|2026-01-26T22:30:43.5083924+08:00||;False|2026-01-26T22:30:33.7355213+08:00||;True|2026-01-26T22:26:26.0218548+08:00||;True|2026-01-26T22:21:32.3171217+08:00||;True|2026-01-26T22:20:40.3916780+08:00||;True|2026-01-26T22:16:19.1017273+08:00||;True|2026-01-26T22:13:34.2028883+08:00||;True|2026-01-26T21:46:23.7117812+08:00||;True|2026-01-26T21:41:19.6963033+08:00||;True|2026-01-25T21:27:13.9893777+08:00||;True|2026-01-24T21:45:22.8493624+08:00||;True|2026-01-24T21:31:35.4635265+08:00||;True|2026-01-24T21:27:31.3098506+08:00||;True|2026-01-24T15:47:01.6934638+08:00||;True|2026-01-24T15:32:35.6316009+08:00||;True|2026-01-24T15:16:28.7216639+08:00||;True|2026-01-23T22:14:26.8066324+08:00||;True|2026-01-23T13:36:48.4086406+08:00||;True|2026-01-23T13:30:27.2924204+08:00||;True|2026-01-23T13:02:53.3219368+08:00||;True|2026-01-23T13:01:54.3466638+08:00||;</History>
+    <History>True|2026-03-26T11:58:17.3665096Z||;False|2026-03-26T19:56:56.3436354+08:00||;True|2026-03-19T20:50:46.4125049+08:00||;True|2026-03-19T20:50:21.9590679+08:00||;False|2026-03-19T20:49:47.3788960+08:00||;True|2026-03-19T20:18:59.0075437+08:00||;True|2026-03-19T20:17:13.9569732+08:00||;True|2026-03-19T20:14:14.2131925+08:00||;True|2026-03-19T19:54:46.3991458+08:00||;True|2026-03-16T19:59:40.7431031+08:00||;True|2026-03-16T19:59:04.2091761+08:00||;True|2026-03-16T19:59:00.1277280+08:00||;True|2026-03-13T19:03:43.3888728+08:00||;True|2026-03-13T19:00:46.5678455+08:00||;True|2026-03-08T20:40:39.8018016+08:00||;True|2026-03-08T20:37:16.4384198+08:00||;True|2026-03-05T22:22:59.1986039+08:00||;True|2026-03-05T21:47:10.7337653+08:00||;True|2026-03-05T21:44:09.8036238+08:00||;False|2026-03-05T21:44:03.0581762+08:00||;True|2026-03-05T18:20:17.8376341+08:00||;True|2026-03-02T21:57:32.1274356+08:00||;True|2026-02-25T22:29:25.1875055+08:00||;True|2026-02-25T22:28:53.3053713+08:00||;True|2026-02-12T19:27:23.6648031+08:00||;True|2026-02-12T19:25:10.7424743+08:00||;True|2026-02-12T17:33:31.2163848+08:00||;True|2026-02-12T17:16:08.2015031+08:00||;False|2026-02-12T17:16:02.9041381+08:00||;True|2026-02-12T17:12:44.8082909+08:00||;True|2026-02-12T17:04:22.1666828+08:00||;True|2026-02-12T17:03:04.2760582+08:00||;True|2026-02-12T16:52:01.7403172+08:00||;True|2026-02-12T16:49:57.7070533+08:00||;False|2026-02-12T16:49:53.4063422+08:00||;True|2026-02-12T16:43:13.2040344+08:00||;False|2026-02-12T16:42:58.3321319+08:00||;True|2026-02-12T16:29:28.6386479+08:00||;True|2026-02-12T16:19:46.9195592+08:00||;True|2026-02-12T14:32:25.3192428+08:00||;True|2026-02-12T12:18:02.1864306+08:00||;True|2026-02-11T20:39:23.8084775+08:00||;True|2026-02-11T20:37:06.6507806+08:00||;True|2026-02-11T20:04:19.1839991+08:00||;True|2026-02-10T21:59:37.6685615+08:00||;True|2026-02-10T15:43:23.5038986+08:00||;True|2026-02-10T14:42:48.6214001+08:00||;True|2026-02-06T23:15:19.0037070+08:00||;True|2026-02-06T22:52:30.1006808+08:00||;True|2026-02-06T22:49:02.0056235+08:00||;True|2026-02-06T22:45:30.6355735+08:00||;False|2026-02-06T22:45:25.7210123+08:00||;True|2026-02-06T22:38:37.6994272+08:00||;True|2026-02-06T22:14:47.8146805+08:00||;True|2026-02-03T22:34:12.3588819+08:00||;True|2026-02-03T22:20:08.9945012+08:00||;True|2026-02-03T21:06:17.7655312+08:00||;True|2026-02-02T23:24:09.9134119+08:00||;True|2026-02-02T23:21:52.3235946+08:00||;False|2026-02-02T23:21:47.1386702+08:00||;True|2026-02-02T23:20:46.6277206+08:00||;False|2026-02-02T23:20:40.3158947+08:00||;True|2026-02-02T22:55:39.4268475+08:00||;True|2026-02-01T21:34:30.5989260+08:00||;True|2026-02-01T21:30:20.7556066+08:00||;True|2026-01-30T21:56:47.1840381+08:00||;True|2026-01-28T22:01:00.8412391+08:00||;False|2026-01-28T21:49:29.1242233+08:00||;True|2026-01-28T21:48:26.1707204+08:00||;True|2026-01-28T21:48:05.8291762+08:00||;False|2026-01-28T21:48:01.1596391+08:00||;True|2026-01-28T21:37:59.4831763+08:00||;False|2026-01-28T21:37:53.5855464+08:00||;True|2026-01-28T21:27:51.1872828+08:00||;True|2026-01-28T13:01:14.1677037+08:00||;True|2026-01-28T12:36:45.7819776+08:00||;True|2026-01-28T12:09:15.6540204+08:00||;True|2026-01-28T12:08:40.0490617+08:00||;True|2026-01-28T11:58:55.4078870+08:00||;True|2026-01-27T22:37:03.3304942+08:00||;True|2026-01-27T22:05:40.4316281+08:00||;True|2026-01-26T22:30:43.5083924+08:00||;False|2026-01-26T22:30:33.7355213+08:00||;True|2026-01-26T22:26:26.0218548+08:00||;True|2026-01-26T22:21:32.3171217+08:00||;True|2026-01-26T22:20:40.3916780+08:00||;True|2026-01-26T22:16:19.1017273+08:00||;True|2026-01-26T22:13:34.2028883+08:00||;True|2026-01-26T21:46:23.7117812+08:00||;True|2026-01-26T21:41:19.6963033+08:00||;True|2026-01-25T21:27:13.9893777+08:00||;True|2026-01-24T21:45:22.8493624+08:00||;True|2026-01-24T21:31:35.4635265+08:00||;True|2026-01-24T21:27:31.3098506+08:00||;True|2026-01-24T15:47:01.6934638+08:00||;True|2026-01-24T15:32:35.6316009+08:00||;True|2026-01-24T15:16:28.7216639+08:00||;True|2026-01-23T22:14:26.8066324+08:00||;True|2026-01-23T13:36:48.4086406+08:00||;True|2026-01-23T13:30:27.2924204+08:00||;</History>
     <LastFailureDetails />
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/README.md b/README.md
index 9d093de..2dc9162 100644
--- a/README.md
+++ b/README.md
@@ -95,8 +95,8 @@ Cookie 及 `sec_user_id` 是同步功能的核心，需严格按步骤获取，
 
 | 镜像标签          | 架构           |
 | ----------------- | -------------- |
-| `beta_2.1.6`      | x86_64 (amd64) |
-| `arm_2.1.6`       | ARM64          |
+| `beta_2.1.7`      | x86_64 (amd64) |
+| `arm_2.1.7`       | ARM64          |
 
 
 ### 构建命令示例
@@ -113,7 +113,7 @@ Cookie 及 `sec_user_id` 是同步功能的核心，需严格按步骤获取，
 
 services:
   dysync:
-    image: ccr.ccs.tencentyun.com/jianzhichu/dysync:beta_2.1.6
+    image: ccr.ccs.tencentyun.com/jianzhichu/dysync:beta_2.1.7
     container_name: dysync2026  # 容器名称
     restart: unless-stopped     # 始终重启容器，除非容器被手动停止或Docker服务停止
     ports:
diff --git a/dy.net.csproj b/dy.net.csproj
index edefed8..92244a8 100644
--- a/dy.net.csproj
+++ b/dy.net.csproj
@@ -131,7 +131,7 @@
 		</ItemGroup>
 	</Target>
 
-	<!-- 核心配置：仅用核心版本号2.1.6，自动拼接前缀 -->
+	<!-- 核心配置：仅用核心版本号2.1.7，自动拼接前缀 -->
 	<!--<Target Name="DockerBuildAndPushAfterPublish" AfterTargets="Publish">
 		<Exec Command="docker build -t jianzhichu/dysync.net:beta_$(DockerCoreVersion) . &amp;&amp; docker tag jianzhichu/dysync.net:beta_$(DockerCoreVersion) ccr.ccs.tencentyun.com/jianzhichu/dysync:beta_$(DockerCoreVersion) &amp;&amp; docker push ccr.ccs.tencentyun.com/jianzhichu/dysync:beta_$(DockerCoreVersion)"
 			  Condition="'$(DockerArch)' == 'x86'" />
diff --git a/dy.net.csproj.user b/dy.net.csproj.user
index 1355007..149fbf1 100644
--- a/dy.net.csproj.user
+++ b/dy.net.csproj.user
@@ -2,7 +2,7 @@
 <Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <ActiveDebugProfile>dy.net</ActiveDebugProfile>
-    <NameOfLastUsedPublishProfile>E:\code\dysync\Properties\PublishProfiles\docker.pubxml</NameOfLastUsedPublishProfile>
+    <NameOfLastUsedPublishProfile>E:\code\dysync\Properties\PublishProfiles\fn.pubxml</NameOfLastUsedPublishProfile>
     <Controller_SelectedScaffolderID>ApiControllerEmptyScaffolder</Controller_SelectedScaffolderID>
     <Controller_SelectedScaffolderCategoryPath>root/Common/Api</Controller_SelectedScaffolderCategoryPath>
   </PropertyGroup>
diff --git a/job/DouyinBasicSyncJob.cs b/job/DouyinBasicSyncJob.cs
index f897f55..f0bc268 100644
--- a/job/DouyinBasicSyncJob.cs
+++ b/job/DouyinBasicSyncJob.cs
@@ -1446,7 +1446,7 @@ namespace dy.net.job
                 //VideoTitleSimplify = VideoType == VideoTypeEnum.dy_follows? GetVideoSimplifyTitle(item):string.Empty,
                 Id = IdGener.GetLong().ToString(),
                 Resolution = $"{bitRate.PlayAddr.Width}×{bitRate.PlayAddr.Height}",
-                FileSize = bitRate.PlayAddr.DataSize,
+                FileSize = bitRate.PlayAddr.DataSize ?? 0,
                 FileHash = bitRate.PlayAddr.FileHash,
                 Tag1 = tag1,
                 Tag2 = tag2,
diff --git a/model/response/DouyinVideoInfoResponse.cs b/model/response/DouyinVideoInfoResponse.cs
index 91464ec..cce6d70 100644
--- a/model/response/DouyinVideoInfoResponse.cs
+++ b/model/response/DouyinVideoInfoResponse.cs
@@ -1231,7 +1231,7 @@ namespace dy.net.model.response
     public class PlayAddr
     {
         [JsonProperty("data_size")]
-        public long DataSize { get; set; }
+        public long? DataSize { get; set; }
 
         //[JsonProperty("file_cs")]
         //public string FileCs { get; set; }
diff --git a/service/DouyinHttpClientService.cs b/service/DouyinHttpClientService.cs
index a9c9d5f..8915181 100644
--- a/service/DouyinHttpClientService.cs
+++ b/service/DouyinHttpClientService.cs
@@ -125,7 +125,7 @@ namespace dy.net.service
                 var refererValue = "https://www.douyin.com/user/self?from_tab_name=main&showSubTab=favorite_folder&showTab=favorite_collection";
 
                 var requestParameters = DouyinRequestParamManager.DouyinCollectListParams;
-                requestParameters["count"] = "100";
+                requestParameters["count"] = "10";
                 requestParameters["cursor"] = cursor;
 
                 using var response = await GetHttpResponseMessage(HttpMethod.Get, requestUrl, requestParameters, refererValue, cookie);