diff --git a/lib/http/search.dart b/lib/http/search.dart
index 706a3627f..d69fcebe2 100644
--- a/lib/http/search.dart
+++ b/lib/http/search.dart
@@ -176,8 +176,8 @@ class SearchHttp {
   }
 
   static Future<LoadingState<PgcInfoModel>> pgcInfo({
-    int? seasonId,
-    int? epId,
+    dynamic seasonId,
+    dynamic epId,
   }) async {
     var res = await Request().get(
       Api.pgcInfo,
@@ -193,7 +193,7 @@ class SearchHttp {
     }
   }
 
-  static Future<LoadingState> episodeInfo({int? epId}) async {
+  static Future<LoadingState> episodeInfo({dynamic epId}) async {
     var res = await Request().get(
       Api.episodeInfo,
       queryParameters: {
diff --git a/lib/pages/common/dyn/common_dyn_controller.dart b/lib/pages/common/dyn/common_dyn_controller.dart
index 32dc635e5..00bca0be8 100644
--- a/lib/pages/common/dyn/common_dyn_controller.dart
+++ b/lib/pages/common/dyn/common_dyn_controller.dart
@@ -13,7 +13,7 @@ abstract class CommonDynController<R> extends ReplyController<R>
   late final AnimationController fabAnimationCtr;
   late final Animation<Offset> fabAnim;
 
-  final RxBool showTitle = false.obs;
+  late final RxBool showTitle = false.obs;
 
   late final horizontalPreview = Pref.horizontalPreview;
   late final List<double> ratio = Pref.dynamicDetailRatio;
diff --git a/lib/pages/common/dyn/common_dyn_page.dart b/lib/pages/common/dyn/common_dyn_page.dart
index 66a5f0186..ed0c728c3 100644
--- a/lib/pages/common/dyn/common_dyn_page.dart
+++ b/lib/pages/common/dyn/common_dyn_page.dart
@@ -60,9 +60,12 @@ abstract class CommonDynPageState<T extends CommonDynPage> extends State<T>
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
               Obx(
-                () => Text(
-                  '${controller.count.value == -1 ? 0 : NumUtil.numFormat(controller.count.value)}条回复',
-                ),
+                () {
+                  final count = controller.count.value;
+                  return Text(
+                    '${count == -1 ? 0 : NumUtil.numFormat(count)}条回复',
+                  );
+                },
               ),
               SizedBox(
                 height: 35,
diff --git a/lib/pages/dynamics_detail/view.dart b/lib/pages/dynamics_detail/view.dart
index 61bdf99b0..29e44d663 100644
--- a/lib/pages/dynamics_detail/view.dart
+++ b/lib/pages/dynamics_detail/view.dart
@@ -60,11 +60,12 @@ class _DynamicDetailPageState extends CommonDynPageState<DynamicDetailPage> {
           padding: const EdgeInsets.only(right: 12),
           child: Obx(
             () {
+              final showTitle = controller.showTitle.value;
               return AnimatedOpacity(
-                opacity: controller.showTitle.value ? 1 : 0,
+                opacity: showTitle ? 1 : 0,
                 duration: const Duration(milliseconds: 300),
                 child: IgnorePointer(
-                  ignoring: !controller.showTitle.value,
+                  ignoring: !showTitle,
                   child: AuthorPanel(
                     item: controller.dynItem,
                     isDetail: true,