diff --git a/src/components/main/t-postcard.vue b/src/components/main/t-postcard.vue
index e1eb367e..094989d7 100644
--- a/src/components/main/t-postcard.vue
+++ b/src/components/main/t-postcard.vue
@@ -14,7 +14,7 @@
     </div>
     <div class="tpc-content">
       <div class="tpc-title" :title="card.title">{{ card.title }}</div>
-      <TpAvatar :data="card.user" position="left" />
+      <TpAvatar v-if="card.user" :data="card.user" position="left" />
       <div class="tpc-data">
         <div class="tpc-info-item" :title="`浏览数：${card.data.view}`">
           <v-icon>mdi-eye</v-icon>
@@ -38,7 +38,7 @@
         </div>
       </div>
     </div>
-    <div class="tpc-forum" v-if="card.forum.icon !== ''" :title="`频道: ${card.forum.name}`">
+    <div class="tpc-forum" v-if="card.forum" :title="`频道: ${card.forum.name}`">
       <img :src="card.forum.icon" :alt="card.forum.name" />
       <span>{{ card.forum.name }}</span>
     </div>
@@ -157,16 +157,20 @@ function getPostCover(item: TGApp.Plugins.Mys.Post.FullData): string {
  * @returns {TGApp.Plugins.Mys.News.RenderCard} 渲染用咨讯列表项
  */
 function getCommonCard(item: TGApp.Plugins.Mys.Post.FullData): TGApp.Plugins.Mys.News.RenderCard {
+  let forum = null;
+  if (item.forum !== null) {
+    forum = {
+      name: item.forum.name,
+      icon: item.forum.icon,
+    };
+  }
   return {
     title: item.post.subject,
     cover: getPostCover(item),
     postId: Number(item.post.post_id),
     subtitle: item.post.post_id,
     user: item.user,
-    forum: {
-      name: item.forum.name,
-      icon: item.forum.icon,
-    },
+    forum: forum,
     data: {
       mark: item.stat.bookmark_num,
       forward: item.stat.forward_num,
diff --git a/src/plugins/Mys/types/News.d.ts b/src/plugins/Mys/types/News.d.ts
index 97b1d9e9..e645c93e 100644
--- a/src/plugins/Mys/types/News.d.ts
+++ b/src/plugins/Mys/types/News.d.ts
@@ -1,7 +1,7 @@
 /**
  * @file plugins/Mys/types/news.d.ts
  * @description Mys 插件咨讯类型定义文件
- * @since Beta v0.4.5
+ * @since Beta v0.5.0
  */
 
 /**
@@ -55,14 +55,14 @@ declare namespace TGApp.Plugins.Mys.News {
 
   /**
    * @description 用于渲染的咨讯卡片
-   * @since Beta v0.4.0
+   * @since Beta v0.5.0
    * @interface RenderCard
    * @property {string} title 标题
    * @property {string} cover 封面图片 URL
    * @property {number} postId 帖子 ID
    * @property {string} subtitle 副标题
-   * @property {TGApp.Plugins.Mys.User.Post} user 发帖用户
-   * @property forum 版块
+   * @property {TGApp.Plugins.Mys.User.Post|null} user 发帖用户
+   * @property forum 版块，可能为 null
    * @property {string} forum.name 版块名称
    * @property {string} forum.icon 版块图标
    * @property {RenderStatus} status 活动状态，仅活动咨讯有
@@ -79,11 +79,11 @@ declare namespace TGApp.Plugins.Mys.News {
     cover: string;
     postId: number;
     subtitle: string;
-    user: TGApp.Plugins.Mys.User.Post;
+    user: TGApp.Plugins.Mys.User.Post | null;
     forum: {
       name: string;
       icon: string;
-    };
+    } | null;
     data: {
       mark: number;
       forward: number;
diff --git a/src/plugins/Mys/types/Post.d.ts b/src/plugins/Mys/types/Post.d.ts
index b0ba953b..0e6dac7b 100644
--- a/src/plugins/Mys/types/Post.d.ts
+++ b/src/plugins/Mys/types/Post.d.ts
@@ -1,12 +1,12 @@
 /**
  * @file plugins/Mys/types/post.d.ts
  * @description Mys 插件帖子类型定义文件
- * @since Beta v0.4.5
+ * @since Beta v0.5.0
  */
 
 /**
  * @description Mys 插件帖子类型
- * @since Beta v0.4.5
+ * @since Beta v0.5.0
  * @namespace TGApp.Plugins.Mys.Post
  * @memberof TGApp.Plugins.Mys
  */
@@ -27,12 +27,12 @@ declare namespace TGApp.Plugins.Mys.Post {
 
   /**
    * @description 帖子数据
-   * @since Beta v0.4.5
+   * @since Beta v0.5.0
    * @interface FullData
    * @property {Post} post  帖子信息
    * @property {Forum} forum  所属版块
    * @property {Topic[]} topics 所属话题
-   * @property {TGApp.Plugins.Mys.User.Post} user 发帖人
+   * @property {TGApp.Plugins.Mys.User.Post|null} user 发帖人
    * @property {TGApp.Plugins.Mys.User.SelfOperation} self_operation 当前用户操作
    * @property {Stat} stat 帖子统计
    * @property {HelpSys} help_sys 帮助系统，可能为 null
@@ -54,9 +54,9 @@ declare namespace TGApp.Plugins.Mys.Post {
    */
   interface FullData {
     post: Post;
-    forum: Forum;
+    forum: Forum | null;
     topics: Topic[];
-    user: TGApp.Plugins.Mys.User.Post;
+    user: TGApp.Plugins.Mys.User.Post | null;
     self_operation: TGApp.Plugins.Mys.User.SelfOperation;
     stat: Stat;
     help_sys: HelpSys | null;