diff --git a/resources/assets/js/pages/manage/components/UserDetail.vue b/resources/assets/js/pages/manage/components/UserDetail.vue
index c5652fde5..9ea46ceb2 100755
--- a/resources/assets/js/pages/manage/components/UserDetail.vue
+++ b/resources/assets/js/pages/manage/components/UserDetail.vue
@@ -107,6 +107,7 @@ export default {
             showModal: false,
 
             commonDialog: {
+                userid: null,
                 total: null,
                 list: [],
                 page: 1,
@@ -182,9 +183,39 @@ export default {
 
         loadCommonDialogCount() {
             const target_userid = this.userData.userid;
-            if (this.commonDialog.userid !== target_userid) {
-                this.commonDialog.total = null;
+            const previousUserId = this.commonDialog.userid;
+            if (!target_userid) {
+                this.commonDialog = {
+                    ...this.commonDialog,
+                    userid: target_userid || null,
+                    total: null,
+                    list: [],
+                    page: 1,
+                    has_more: false,
+                };
+                return;
             }
+
+            if (previousUserId !== target_userid) {
+                this.commonDialog = {
+                    ...this.commonDialog,
+                    userid: target_userid,
+                    total: null,
+                    list: [],
+                    page: 1,
+                    has_more: false,
+                };
+            }
+
+            const cacheMap = this.$store.state.dialogCommonCountCache || {};
+            const cached = cacheMap[String(target_userid)];
+            if (cached && typeof cached.total !== 'undefined') {
+                this.commonDialog = {
+                    ...this.commonDialog,
+                    total: cached.total,
+                };
+            }
+
             this.$store.dispatch('call', {
                 url: 'dialog/common/list',
                 data: {
@@ -195,10 +226,19 @@ export default {
                 if (target_userid !== this.userData.userid) {
                     return
                 }
-                this.commonDialog = Object.assign(data, {
+                const parsedTotal = Number(data.total);
+                const total = Number.isNaN(parsedTotal) ? 0 : parsedTotal;
+                this.commonDialog = {
+                    ...this.commonDialog,
                     userid: target_userid,
+                    total,
                     list: [],
+                    page: 1,
                     has_more: false,
+                };
+                this.$store.commit('common/dialog/count/save', {
+                    userid: target_userid,
+                    total,
                 });
             });
         },
diff --git a/resources/assets/js/store/actions.js b/resources/assets/js/store/actions.js
index 895fd2f64..5d64def7d 100644
--- a/resources/assets/js/store/actions.js
+++ b/resources/assets/js/store/actions.js
@@ -1140,6 +1140,7 @@ export default {
                 json: [
                     'userInfo',
                     'taskRelatedCache',
+                    'dialogCommonCountCache',
                 ]
             };
 
diff --git a/resources/assets/js/store/mutations.js b/resources/assets/js/store/mutations.js
index 56a2100c5..a79e3d19a 100644
--- a/resources/assets/js/store/mutations.js
+++ b/resources/assets/js/store/mutations.js
@@ -30,6 +30,33 @@ export default {
         $A.IDBSave("cacheUserBasic", state.cacheUserBasic, 600)
     },
 
+    // 共同群聊
+    'common/dialog/count/save': function(state, {userid, total, updatedAt = Date.now()}) {
+        if (!userid) {
+            return;
+        }
+        const key = String(userid);
+        const cache = Object.assign({}, state.dialogCommonCountCache);
+        const parsedTotal = Number(total);
+        cache[key] = {
+            total: Number.isNaN(parsedTotal) ? 0 : parsedTotal,
+            updated_at: updatedAt,
+        };
+        state.dialogCommonCountCache = cache;
+        $A.IDBSave("dialogCommonCountCache", state.dialogCommonCountCache, 600);
+    },
+
+    'common/dialog/count/clear': function(state, userid) {
+        if (typeof userid === 'number' || typeof userid === 'string') {
+            const cache = Object.assign({}, state.dialogCommonCountCache);
+            delete cache[String(userid)];
+            state.dialogCommonCountCache = cache;
+        } else {
+            state.dialogCommonCountCache = {};
+        }
+        $A.IDBSave("dialogCommonCountCache", state.dialogCommonCountCache, 600);
+    },
+
     // 消息管理
     'message/push': function(state, data) {
         state.dialogMsgs.push(data)
@@ -65,7 +92,7 @@ export default {
         $A.IDBSave("cacheTasks", state.cacheTasks, 600)
     },
 
-    // taskContents
+    // 任务内容
     'task/content/push': function(state, data) {
         state.taskContents.push(data)
     },
@@ -78,6 +105,7 @@ export default {
         }
     },
 
+    // 任务关联
     'task/related/save': function(state, {taskId, list, updatedAt = Date.now()}) {
         const cache = Object.assign({}, state.taskRelatedCache);
         cache[taskId] = {
diff --git a/resources/assets/js/store/state.js b/resources/assets/js/store/state.js
index 3be407977..7230de5d2 100644
--- a/resources/assets/js/store/state.js
+++ b/resources/assets/js/store/state.js
@@ -147,6 +147,7 @@ export default {
     dialogDroupWordChain: {},
     dialogGroupVote: {},
     dialogModalShow: false,
+    dialogCommonCountCache: {},
 
     // 搜索关键词（主要用于移动端判断滑动返回）
     messengerSearchKey: {dialog: '', contacts: ''},