diff --git a/RELEASE_CHANGELOG.md b/RELEASE_CHANGELOG.md
index 21e7bc4..82a7756 100644
--- a/RELEASE_CHANGELOG.md
+++ b/RELEASE_CHANGELOG.md
@@ -4,13 +4,24 @@
 
 ### GUI
 
-- 修复无法读取本地数据自动查询授权的问题
+- 使用随机可用端口进行授权
+- 修复了 Task 潜在的异常问题
+- 修复一个错误的日志输出
+
+### CLI
+
+- 使用随机可用端口进行授权
+
+### NyaLCF Core
+
+- 使用随机端口分配启动鉴权回调服务
 
 ## 版本信息
 
 - nyalcf_gui: 1.0.0
 - nyalcf_cli: 1.0.0
 - nyalcf_env: 2.0.0
-- nyalcf_core,nyalcf_inject: 2.0.0
+- nyalcf_core: 2.0.1
+- nyalcf_inject: 2.0.0
 
 <!-- Some change log here -->
diff --git a/nyalcf_cli/lib/commands/authorize.dart b/nyalcf_cli/lib/commands/authorize.dart
index 35f108e..03b6dfd 100644
--- a/nyalcf_cli/lib/commands/authorize.dart
+++ b/nyalcf_cli/lib/commands/authorize.dart
@@ -29,14 +29,14 @@ class Authorize implements Command {
   Future<void> main(List<String> args) async {
     final ApiClient api = ApiClient();
 
-    await startHttpServer();
+    final port = await startHttpServer();
     Logger.info(
       'Please open this link to authorize: '
       'http://dashboard.locyanfrp.cn/auth/oauth/authorize'
       '?app_id=1'
       '&scopes=User,Proxy,Sign'
       '&redirect_url='
-      'https%3A%2F%2Fdashboard.locyanfrp.cn%2Fcallback%2Fauth%2Foauth%2Flocalhost%3Fport%3D21131%26ssl%3Dfalse%26path%3D%2Foauth%2Fcallback',
+      'https%3A%2F%2Fdashboard.locyanfrp.cn%2Fcallback%2Fauth%2Foauth%2Flocalhost%3Fport%3D$port%26ssl%3Dfalse%26path%3D%2Foauth%2Fcallback',
     );
     Logger.write('Waiting callback...');
     Future.doWhile(() async {
@@ -77,12 +77,12 @@ class Authorize implements Command {
     _tokenStorage.setFrpToken(frpToken);
   }
 
-  Future<void> startHttpServer() async {
+  Future<int> startHttpServer() async {
     OAuth.initRoute(
       response: OAuthResponseBody(success: '授权成功', error: '授权失败'),
       callback: callback,
     );
-    await OAuth.start();
+    return await OAuth.start();
   }
 
   void callback({String? refreshToken, String? error}) {
diff --git a/nyalcf_cli/nyalcf_core_extend/pubspec.yaml b/nyalcf_cli/nyalcf_core_extend/pubspec.yaml
index 2fa4ff5..dcc2246 100644
--- a/nyalcf_cli/nyalcf_core_extend/pubspec.yaml
+++ b/nyalcf_cli/nyalcf_core_extend/pubspec.yaml
@@ -1,6 +1,6 @@
 name: nyalcf_core_extend
 description: "Nya LoCyanFrp! core extend module."
-version: 2.0.0
+version: 2.0.1
 homepage: https://nyalcf.1l1.icu
 publish_to: none
 
diff --git a/nyalcf_cli/pubspec.yaml b/nyalcf_cli/pubspec.yaml
index a0d4efe..01aa065 100644
--- a/nyalcf_cli/pubspec.yaml
+++ b/nyalcf_cli/pubspec.yaml
@@ -1,6 +1,6 @@
 name: nyalcf
 description: "[CLI]The next generation of LoCyanFrp launcher."
-version: 1.0.0+2
+version: 1.0.0+4
 homepage: https://nyalcf.1l1.icu
 publish_to: none
 # repository: https://github.com/my_org/my_repo
diff --git a/nyalcf_core/lib/network/server/oauth.dart b/nyalcf_core/lib/network/server/oauth.dart
index cd85f7f..3faa263 100644
--- a/nyalcf_core/lib/network/server/oauth.dart
+++ b/nyalcf_core/lib/network/server/oauth.dart
@@ -20,7 +20,8 @@ class OAuth {
   }) {
     app.get('/oauth/callback', (Request request) {
       String? error = request.requestedUri.queryParameters['error'];
-      String? refreshToken = request.requestedUri.queryParameters['refresh_token'];
+      String? refreshToken =
+          request.requestedUri.queryParameters['refresh_token'];
 
       if (error != null) {
         callback(error: error);
@@ -40,8 +41,9 @@ class OAuth {
     });
   }
 
-  static start() async {
-    _server = await io.serve(app.call, 'localhost', 21131);
+  static Future<int> start() async {
+    _server = await io.serve(app.call, 'localhost', 0);
+    return _server!.port;
   }
 
   static close() {
diff --git a/nyalcf_core/lib/storages/stores/user_info_storage.dart b/nyalcf_core/lib/storages/stores/user_info_storage.dart
index b5b79a0..5d0c029 100644
--- a/nyalcf_core/lib/storages/stores/user_info_storage.dart
+++ b/nyalcf_core/lib/storages/stores/user_info_storage.dart
@@ -22,8 +22,9 @@ class UserInfoStorage {
   /// 读取用户数据
   static Future<UserInfoModel?> read() async {
     try {
-      final String result =
-          await File('$_path/session.json').readAsString(encoding: utf8);
+      final file = File('$_path/session.json');
+      if (!await file.exists()) return null;
+      final String result = await file.readAsString(encoding: utf8);
       return UserInfoModel.fromJson(jsonDecode(result));
     } catch (e, t) {
       Logger.error(e, t: t);
diff --git a/nyalcf_core/pubspec.yaml b/nyalcf_core/pubspec.yaml
index 6162979..9033b38 100644
--- a/nyalcf_core/pubspec.yaml
+++ b/nyalcf_core/pubspec.yaml
@@ -1,6 +1,6 @@
 name: nyalcf_core
 description: 'Nya LoCyanFrp! core module.'
-version: 2.0.0
+version: 2.0.1
 homepage: https://nyalcf.1l1.icu
 publish_to: none
 # repository: https://github.com/my_org/my_repo
diff --git a/nyalcf_gui/nyalcf_core_extend/lib/tasks/basic.dart b/nyalcf_gui/nyalcf_core_extend/lib/tasks/basic.dart
index a05a81c..ffe6737 100644
--- a/nyalcf_gui/nyalcf_core_extend/lib/tasks/basic.dart
+++ b/nyalcf_gui/nyalcf_core_extend/lib/tasks/basic.dart
@@ -1,4 +1,4 @@
 abstract class TaskBasic {
-  late Function? callback;
+  Function? callback;
   startUp({Function? callback});
 }
diff --git a/nyalcf_gui/nyalcf_core_extend/lib/tasks/update_proxies_list.dart b/nyalcf_gui/nyalcf_core_extend/lib/tasks/update_proxies_list.dart
index f72ae8e..0303d61 100644
--- a/nyalcf_gui/nyalcf_core_extend/lib/tasks/update_proxies_list.dart
+++ b/nyalcf_gui/nyalcf_core_extend/lib/tasks/update_proxies_list.dart
@@ -32,7 +32,7 @@ class TaskUpdateProxiesList extends TaskBasic {
       return;
     }
     if (rs.statusCode == 200) {
-      final List<Map<String, dynamic>> list = rs.data['data']['list'];
+      final List<dynamic> list = rs.data['data']['list'];
 
       final List<ProxyInfoModel> proxies = [];
       for (Map<String, dynamic> proxy in list) {
diff --git a/nyalcf_gui/nyalcf_core_extend/pubspec.yaml b/nyalcf_gui/nyalcf_core_extend/pubspec.yaml
index ea31a38..cea663c 100644
--- a/nyalcf_gui/nyalcf_core_extend/pubspec.yaml
+++ b/nyalcf_gui/nyalcf_core_extend/pubspec.yaml
@@ -1,6 +1,6 @@
 name: nyalcf_core_extend
 description: "Nya LoCyanFrp! core extend module."
-version: 2.0.0
+version: 2.0.1
 homepage: https://nyalcf.1l1.icu
 publish_to: none
 
diff --git a/nyalcf_gui/nyalcf_ui/lib/views/auth/authorize.dart b/nyalcf_gui/nyalcf_ui/lib/views/auth/authorize.dart
index d2302e5..9850436 100644
--- a/nyalcf_gui/nyalcf_ui/lib/views/auth/authorize.dart
+++ b/nyalcf_gui/nyalcf_ui/lib/views/auth/authorize.dart
@@ -108,18 +108,19 @@ class _AuthorizeState extends State<AuthorizeUI> {
 
   @override
   void initState() {
-    const url = 'https://dashboard.locyanfrp.cn/auth/oauth/authorize'
-        '?app_id=1'
-        '&scopes=User,Proxy,Sign'
-        '&redirect_url='
-        'https%3A%2F%2Fdashboard.locyanfrp.cn%2Fcallback%2Fauth%2Foauth%2Flocalhost%3Fport%3D21131%26ssl%3Dfalse%26path%3D%2Foauth%2Fcallback';
-    launchUrl(Uri.parse(url));
     OAuth.initRoute(
       response: OAuthResponseBody(success: '授权成功', error: '授权失败'),
       callback: ctr.callback,
     );
     OAuth.close();
-    OAuth.start();
+    OAuth.start().then((port) {
+      final url = 'https://dashboard.locyanfrp.cn/auth/oauth/authorize'
+          '?app_id=1'
+          '&scopes=User,Proxy,Sign'
+          '&redirect_url='
+          'https%3A%2F%2Fdashboard.locyanfrp.cn%2Fcallback%2Fauth%2Foauth%2Flocalhost%3Fport%3D$port%26ssl%3Dfalse%26path%3D%2Foauth%2Fcallback';
+      launchUrl(Uri.parse(url));
+    });
     super.initState();
   }
 
@@ -142,6 +143,7 @@ class _Controller extends GetxController {
     if (error != null) {
       this.error.value = error;
     } else {
+      OAuth.close();
       ApiClient api = ApiClient();
       message.value = '已取得返回数据，正在获取访问令牌，请稍后...';
       final rs = await api
diff --git a/nyalcf_gui/pubspec.yaml b/nyalcf_gui/pubspec.yaml
index 1a8d90c..598cd60 100644
--- a/nyalcf_gui/pubspec.yaml
+++ b/nyalcf_gui/pubspec.yaml
@@ -1,6 +1,6 @@
 name: nyalcf
 description: "[GUI]The next generation of LoCyanFrp launcher."
-version: 1.0.0+3
+version: 1.0.0+4
 homepage: https://nyalcf.1l1.icu
 publish_to: 'none'