diff --git a/addons/bus/static/src/workers/websocket_worker.js b/addons/bus/static/src/workers/websocket_worker.js
index a58d00a9ac1..b13af9565db 100644
--- a/addons/bus/static/src/workers/websocket_worker.js
+++ b/addons/bus/static/src/workers/websocket_worker.js
@@ -65,6 +65,7 @@ export class WebsocketWorker {
         this.lastNotificationId = 0;
         this.messageWaitQueue = [];
         this._forceUpdateChannels = debounce(this._forceUpdateChannels, 300);
+        this._updateChannels = debounce(this._updateChannels, 0);
 
         this._onWebsocketClose = this._onWebsocketClose.bind(this);
         this._onWebsocketError = this._onWebsocketError.bind(this);
diff --git a/addons/bus/static/tests/bus_tests.js b/addons/bus/static/tests/bus_tests.js
index 9f902c50191..4a80ff5531c 100644
--- a/addons/bus/static/tests/bus_tests.js
+++ b/addons/bus/static/tests/bus_tests.js
@@ -25,7 +25,7 @@ QUnit.test("notifications received from the channel", async () => {
     const pyEnv = await startServer();
     const env = await makeTestEnv({ activateMockServer: true });
     env.services["bus_service"].addChannel("lambda");
-    await waitForChannels(["lambda"]);
+    await waitUntilSubscribe("lambda");
     pyEnv["bus.bus"]._sendone("lambda", "notifType", "beta");
     pyEnv["bus.bus"]._sendone("lambda", "notifType", "epsilon");
     await waitNotifications([env, "notifType", "beta"], [env, "notifType", "epsilon"]);
@@ -39,7 +39,7 @@ QUnit.test("notifications not received after stoping the service", async () => {
     firstTabEnv.services["bus_service"].start();
     secondTabEnv.services["bus_service"].start();
     firstTabEnv.services["bus_service"].addChannel("lambda");
-    await waitForChannels(["lambda"]);
+    await waitUntilSubscribe("lambda");
     // both tabs should receive the notification
     pyEnv["bus.bus"]._sendone("lambda", "notifType", "beta");
     await waitNotifications(
@@ -76,7 +76,7 @@ QUnit.test("tabs share message from a channel", async () => {
     mainEnv.services["bus_service"].addChannel("lambda");
     const slaveEnv = await makeTestEnv();
     slaveEnv.services["bus_service"].addChannel("lambda");
-    await waitForChannels(["lambda"]);
+    await waitUntilSubscribe("lambda");
     pyEnv["bus.bus"]._sendone("lambda", "notifType", "beta");
     await waitNotifications([mainEnv, "notifType", "beta"], [slaveEnv, "notifType", "beta"]);
 });
@@ -97,7 +97,7 @@ QUnit.test("second tab still receives notifications after main pagehide", async
     });
     const secondEnv = await makeTestEnv({ activateMockServer: true });
     secondEnv.services["bus_service"].addChannel("lambda");
-    await waitForChannels(["lambda"]);
+    await waitUntilSubscribe("lambda");
     pyEnv["bus.bus"]._sendone("lambda", "notifType", "beta");
     await waitNotifications([mainEnv, "notifType", "beta"], [secondEnv, "notifType", "beta"]);
     // simulate unloading main
@@ -117,7 +117,7 @@ QUnit.test("two tabs adding a different channel", async () => {
     const secondTabEnv = await makeTestEnv({ activateMockServer: true });
     firstTabEnv.services["bus_service"].addChannel("alpha");
     secondTabEnv.services["bus_service"].addChannel("beta");
-    await waitForChannels(["alpha", "beta"]);
+    await waitUntilSubscribe("alpha", "beta");
     pyEnv["bus.bus"]._sendmany([
         ["alpha", "notifType", "alpha"],
         ["beta", "notifType", "beta"],
@@ -138,8 +138,8 @@ QUnit.test("channel management from multiple tabs", async (assert) => {
             super._sendToServer(...arguments);
         },
     });
-    const firstTabEnv = await makeTestEnv();
-    const secTabEnv = await makeTestEnv();
+    const firstTabEnv = await makeTestEnv({ activateMockServer: true });
+    const secTabEnv = await makeTestEnv({ activateMockServer: true });
     firstTabEnv.services["bus_service"].addChannel("channel1");
     await waitForChannels(["channel1"]);
     // this should not trigger a subscription since the channel1 was
@@ -154,7 +154,7 @@ QUnit.test("channel management from multiple tabs", async (assert) => {
     // this should trigger a subscription since the channel2 was not
     // known.
     secTabEnv.services["bus_service"].addChannel("channel2");
-    await waitForChannels(["channel2"]);
+    await waitUntilSubscribe("channel2");
     assert.verifySteps(["subscribe - [channel1]", "subscribe - [channel1,channel2]"]);
 });
 
@@ -188,7 +188,7 @@ QUnit.test("Last notification id is passed to the worker on service start", asyn
     const env1 = await makeTestEnv();
     env1.services["bus_service"].start();
     env1.services["bus_service"].addChannel("lambda");
-    await waitForChannels(["lambda"]);
+    await waitUntilSubscribe("lambda");
     await updateLastNotificationDeferred;
     // First bus service has never received notifications thus the
     // default is 0.
diff --git a/addons/im_livechat/static/src/views/discuss_channel_list/discuss_channel_list_view_controller.js b/addons/im_livechat/static/src/views/discuss_channel_list/discuss_channel_list_view_controller.js
index 783c2a4dbd1..6e94ef2e731 100644
--- a/addons/im_livechat/static/src/views/discuss_channel_list/discuss_channel_list_view_controller.js
+++ b/addons/im_livechat/static/src/views/discuss_channel_list/discuss_channel_list_view_controller.js
@@ -1,20 +1,36 @@
 /* @odoo-module */
 
-import { _t } from "@web/core/l10n/translation";
+import { useState } from "@odoo/owl";
+
 import { ListController } from "@web/views/list/list_controller";
+import { useService } from "@web/core/utils/hooks";
+import { _t } from "@web/core/l10n/translation";
 
 export class DiscussChannelListController extends ListController {
     setup() {
         super.setup(...arguments);
+        this.threadService = useService("mail.thread");
+        this.store = useState(useService("mail.store"));
+        this.ui = useState(useService("ui"));
     }
 
     async openRecord(record) {
-        if (!record.data.is_member) {
-            return super.openRecord(record);
+        if (!this.ui.isSmall) {
+            return this.actionService.doAction("mail.action_discuss", {
+                name: _t("Discuss"),
+                additionalContext: { active_id: record.resId },
+            });
         }
-        this.actionService.doAction("mail.action_discuss", {
-            name: _t("Discuss"),
-            additionalContext: { active_id: record.resId },
+        let thread = this.store.Thread.get({
+            model: "discuss.channel",
+            id: record.resId,
         });
+        if (!thread?.type) {
+            thread = await this.threadService.fetchChannel(record.resId);
+        }
+        if (thread) {
+            return this.threadService.open(thread);
+        }
+        return super.openRecord(record);
     }
 }
diff --git a/addons/mail/controllers/discuss/channel.py b/addons/mail/controllers/discuss/channel.py
index 4cf6d3b34b0..3674b5fb520 100644
--- a/addons/mail/controllers/discuss/channel.py
+++ b/addons/mail/controllers/discuss/channel.py
@@ -20,7 +20,7 @@ class ChannelController(http.Controller):
 
     @http.route("/discuss/channel/update_avatar", methods=["POST"], type="json")
     def discuss_channel_avatar_update(self, channel_id, data):
-        channel = request.env["discuss.channel"].browse(int(channel_id)).exists()
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
         if not channel or not data:
             raise NotFound()
         channel.write({"image_128": data})
@@ -64,7 +64,10 @@ class ChannelController(http.Controller):
         """Mute notifications for the given number of minutes.
         :param minutes: (integer) number of minutes to mute notifications, -1 means mute until the user unmutes
         """
-        member = request.env["discuss.channel.member"].search([("channel_id", "=", channel_id), ("is_self", "=", True)])
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
+        if not channel:
+            raise request.not_found()
+        member = channel._find_or_create_member_for_self()
         if not member:
             raise request.not_found()
         if minutes == -1:
@@ -83,7 +86,10 @@ class ChannelController(http.Controller):
 
     @http.route("/discuss/channel/update_custom_notifications", methods=["POST"], type="json", auth="user")
     def discuss_channel_update_custom_notifications(self, channel_id, custom_notifications):
-        member = request.env["discuss.channel.member"].search([("channel_id", "=", channel_id), ("is_self", "=", True)])
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
+        if not channel:
+            raise request.not_found()
+        member = channel._find_or_create_member_for_self()
         if not member:
             raise request.not_found()
         member.custom_notifications = custom_notifications
@@ -105,7 +111,10 @@ class ChannelController(http.Controller):
     @http.route("/discuss/channel/notify_typing", methods=["POST"], type="json", auth="public")
     @add_guest_to_context
     def discuss_channel_notify_typing(self, channel_id, is_typing):
-        member = request.env["discuss.channel.member"].search([("channel_id", "=", channel_id), ("is_self", "=", True)])
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
+        if not channel:
+            raise request.not_found()
+        member = channel._find_or_create_member_for_self()
         if not member:
             raise NotFound()
         member._notify_typing(is_typing)
diff --git a/addons/mail/controllers/discuss/rtc.py b/addons/mail/controllers/discuss/rtc.py
index 7dcf76bb2ff..f8ec052bb70 100644
--- a/addons/mail/controllers/discuss/rtc.py
+++ b/addons/mail/controllers/discuss/rtc.py
@@ -64,7 +64,10 @@ class RtcController(http.Controller):
         """Joins the RTC call of a channel if the user is a member of that channel
         :param int channel_id: id of the channel to join
         """
-        member = request.env["discuss.channel.member"].search([("channel_id", "=", channel_id), ("is_self", "=", True)])
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
+        if not channel:
+            raise request.not_found()
+        member = channel._find_or_create_member_for_self()
         if not member:
             raise NotFound()
         # sudo: discuss.channel.rtc.session - member of current user can join call
@@ -89,11 +92,11 @@ class RtcController(http.Controller):
         :param member_ids: members whose invitation is to cancel
         :type member_ids: list(int) or None
         """
-        member = request.env["discuss.channel.member"].search([("channel_id", "=", channel_id), ("is_self", "=", True)])
-        if not member:
+        channel = request.env["discuss.channel"].search([("id", "=", channel_id)])
+        if not channel:
             raise NotFound()
-        # sudo: discuss.channel.rtc.session - member of current user can cancel invitations
-        return member.sudo().channel_id._rtc_cancel_invitations(member_ids=member_ids)
+        # sudo: discuss.channel.rtc.session - can cancel invitations in accessible channel
+        return channel.sudo()._rtc_cancel_invitations(member_ids=member_ids)
 
     @http.route("/mail/rtc/audio_worklet_processor", methods=["GET"], type="http", auth="public")
     def audio_worklet_processor(self):
diff --git a/addons/mail/models/discuss/discuss_channel.py b/addons/mail/models/discuss/discuss_channel.py
index 9a8d88ce6b6..f5e5f91eaed 100644
--- a/addons/mail/models/discuss/discuss_channel.py
+++ b/addons/mail/models/discuss/discuss_channel.py
@@ -345,6 +345,7 @@ class Channel(models.Model):
         partners = self.env['res.partner'].browse(partner_ids or []).exists()
         guests = self.env['mail.guest'].browse(guest_ids or []).exists()
         notifications = []
+        all_new_members = self.env["discuss.channel.member"]
         for channel in self:
             members_to_create = []
             existing_members = self.env['discuss.channel.member'].search(expression.AND([
@@ -363,6 +364,7 @@ class Channel(models.Model):
                 'channel_id': channel.id,
             } for guest in guests - existing_members.guest_id]
             new_members = self.env['discuss.channel.member'].create(members_to_create)
+            all_new_members += new_members
             for member in new_members.filtered(lambda member: member.partner_id):
                 # notify invited members through the bus
                 user = member.partner_id.user_ids[0] if member.partner_id.user_ids else self.env['res.users']
@@ -416,6 +418,7 @@ class Channel(models.Model):
                     # sudo: discuss.channel.rtc.session - current user can invite new members in call
                     current_channel_member.sudo()._rtc_invite_members(member_ids=new_members.ids)
         self.env['bus.bus']._sendmany(notifications)
+        return all_new_members
 
     # ------------------------------------------------------------
     # RTC
@@ -690,6 +693,19 @@ class Channel(models.Model):
             }
             self.message_post(body=notification, message_type="notification", subtype_xmlid="mail.mt_comment")
 
+    def _find_or_create_member_for_self(self):
+        self.ensure_one()
+        domain = [("channel_id", "=", self.id), ("is_self", "=", True)]
+        member = self.env["discuss.channel.member"].search(domain)
+        if member:
+            return member
+        if not self.env.user._is_public():
+            return self.add_members(partner_ids=self.env.user.partner_id.ids)
+        guest = self.env["mail.guest"]._get_guest_from_context()
+        if guest:
+            return self.add_members(guest_ids=guest.ids)
+        return self.env["discuss.channel.member"]
+
     def _find_or_create_persona_for_channel(self, guest_name, timezone, country_code, post_joined_message=True):
         """
         :param channel: channel to add the persona to
diff --git a/addons/mail/models/discuss/ir_websocket.py b/addons/mail/models/discuss/ir_websocket.py
index fb82456657b..8cac84da2f2 100644
--- a/addons/mail/models/discuss/ir_websocket.py
+++ b/addons/mail/models/discuss/ir_websocket.py
@@ -1,5 +1,7 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
+import re
+
 from odoo import models
 from odoo.addons.mail.models.discuss.mail_guest import add_guest_to_context
 
@@ -22,16 +24,23 @@ class IrWebsocket(models.AbstractModel):
     @add_guest_to_context
     def _build_bus_channel_list(self, channels):
         channels = list(channels)  # do not alter original list
+        discuss_channel_ids = list()
         for channel in list(channels):
             if isinstance(channel, str) and channel.startswith("mail.guest_"):
                 channels.remove(channel)
                 guest = self.env["mail.guest"]._get_guest_from_token(channel.split("_")[1])
                 if guest:
                     self = self.with_context(guest=guest)
+            if isinstance(channel, str):
+                match = re.findall(r'discuss\.channel_(\d+)', channel)
+                if match:
+                    channels.remove(channel)
+                    discuss_channel_ids.append(int(match[0]))
         guest = self.env["mail.guest"]._get_guest_from_context()
         if guest:
             channels.append(guest)
-        channels.extend(self.env["discuss.channel"].search([("is_member", "=", True)]))
+        domain = ["|", ("is_member", "=", True), ("id", "in", discuss_channel_ids)]
+        channels.extend(self.env["discuss.channel"].search(domain))
         return super()._build_bus_channel_list(channels)
 
     @add_guest_to_context
diff --git a/addons/mail/static/src/core/common/chat_window_model.js b/addons/mail/static/src/core/common/chat_window_model.js
index d734daff80f..ec9e145bb63 100644
--- a/addons/mail/static/src/core/common/chat_window_model.js
+++ b/addons/mail/static/src/core/common/chat_window_model.js
@@ -67,6 +67,7 @@ export class ChatWindow extends Record {
     autofocus = 0;
     folded = false;
     hidden = false;
+    openMessagingMenuOnClose = false;
 
     get displayName() {
         return this.thread?.displayName ?? _t("New message");
diff --git a/addons/mail/static/src/core/common/chat_window_service.js b/addons/mail/static/src/core/common/chat_window_service.js
index d2c33f53782..fea246b6939 100644
--- a/addons/mail/static/src/core/common/chat_window_service.js
+++ b/addons/mail/static/src/core/common/chat_window_service.js
@@ -1,5 +1,7 @@
 /* @odoo-module */
 
+import { assignDefined } from "@mail/utils/common/misc";
+
 import { browser } from "@web/core/browser/browser";
 import { registry } from "@web/core/registry";
 
@@ -41,12 +43,12 @@ export class ChatWindowService {
         return chatWindow;
     }
 
-    openNewMessage() {
+    openNewMessage({ openMessagingMenuOnClose } = {}) {
         if (this.store.discuss.chatWindows.some(({ thread }) => !thread)) {
             // New message chat window is already opened.
             return;
         }
-        this.store.ChatWindow.insert();
+        this.store.ChatWindow.insert(assignDefined({}, { openMessagingMenuOnClose }));
     }
 
     closeNewMessage() {
diff --git a/addons/mail/static/src/core/common/store_service.js b/addons/mail/static/src/core/common/store_service.js
index 016938b3db4..c2b7bfd8f18 100644
--- a/addons/mail/static/src/core/common/store_service.js
+++ b/addons/mail/static/src/core/common/store_service.js
@@ -207,8 +207,11 @@ export class Store extends BaseStore {
         const ids = Object.keys(this.Thread.records).sort(); // Ensure channels processed in same order.
         for (const id of ids) {
             const thread = this.Thread.records[id];
-            if (thread.model === "discuss.channel" && thread.hasSelfAsMember) {
+            if (thread.model === "discuss.channel") {
                 channelIds.push(id);
+                if (!thread.hasSelfAsMember) {
+                    this.env.services["bus_service"].addChannel(`discuss.channel_${thread.id}`);
+                }
             }
         }
         const channels = JSON.stringify(channelIds);
diff --git a/addons/mail/static/src/core/common/thread_model.js b/addons/mail/static/src/core/common/thread_model.js
index edccebaa061..91890ad1c50 100644
--- a/addons/mail/static/src/core/common/thread_model.js
+++ b/addons/mail/static/src/core/common/thread_model.js
@@ -281,6 +281,8 @@ export class Thread extends Record {
     mute_until_dt;
     /** @type {Boolean} */
     isLocallyPinned = false;
+    /** @type {"not_fetched"|"pending"|"fetched"} */
+    fetchMembersState = "not_fetched";
 
     get accessRestrictedToGroupText() {
         if (!this.authorizedGroupFullName) {
diff --git a/addons/mail/static/src/core/common/thread_service.js b/addons/mail/static/src/core/common/thread_service.js
index e6d9aef1eee..568fbaa274c 100644
--- a/addons/mail/static/src/core/common/thread_service.js
+++ b/addons/mail/static/src/core/common/thread_service.js
@@ -61,11 +61,23 @@ export class ThreadService {
     }
 
     async fetchChannelMembers(thread) {
+        if (thread.fetchMembersState === "pending") {
+            return;
+        }
+        const previousState = thread.fetchMembersState;
+        thread.fetchMembersState = "pending";
         const known_member_ids = thread.channelMembers.map((channelMember) => channelMember.id);
-        const results = await this.rpc("/discuss/channel/members", {
-            channel_id: thread.id,
-            known_member_ids: known_member_ids,
-        });
+        let results;
+        try {
+            results = await this.rpc("/discuss/channel/members", {
+                channel_id: thread.id,
+                known_member_ids: known_member_ids,
+            });
+        } catch (e) {
+            thread.fetchMembersState = previousState;
+            throw e;
+        }
+        thread.fetchMembersState = "fetched";
         let channelMembers = [];
         if (
             results["channelMembers"] &&
@@ -438,8 +450,9 @@ export class ThreadService {
     /**
      * @param {import("models").Thread} thread
      * @param {boolean} replaceNewMessageChatWindow
+     * @param {Object} [options]
      */
-    open(thread, replaceNewMessageChatWindow) {
+    open(thread, replaceNewMessageChatWindow, options) {
         this.setDiscussThread(thread);
     }
 
diff --git a/addons/mail/static/src/core/web/chat_window_service_patch.js b/addons/mail/static/src/core/web/chat_window_service_patch.js
index f6cbfe27e70..45ad1450e18 100644
--- a/addons/mail/static/src/core/web/chat_window_service_patch.js
+++ b/addons/mail/static/src/core/web/chat_window_service_patch.js
@@ -6,7 +6,11 @@ import { patch } from "@web/core/utils/patch";
 
 patch(ChatWindowService.prototype, {
     async _onClose(chatWindow, options) {
-        if (this.ui.isSmall && !this.store.discuss.isActive) {
+        if (
+            this.ui.isSmall &&
+            !this.store.discuss.isActive &&
+            chatWindow.openMessagingMenuOnClose
+        ) {
             // If we are in mobile and discuss is not open, it means the
             // chat window was opened from the messaging menu. In that
             // case it should be re-opened to simulate it was always
diff --git a/addons/mail/static/src/core/web/messaging_menu.js b/addons/mail/static/src/core/web/messaging_menu.js
index e2b9dd9760d..fdea7e35ab2 100644
--- a/addons/mail/static/src/core/web/messaging_menu.js
+++ b/addons/mail/static/src/core/web/messaging_menu.js
@@ -152,7 +152,7 @@ export class MessagingMenu extends Component {
     }
 
     openDiscussion(thread) {
-        this.threadService.open(thread);
+        this.threadService.open(thread, undefined, { openMessagingMenuOnClose: true });
         this.close();
     }
 
@@ -160,7 +160,7 @@ export class MessagingMenu extends Component {
         if (this.ui.isSmall || this.env.inDiscussApp) {
             this.state.addingChat = true;
         } else {
-            this.chatWindowService.openNewMessage();
+            this.chatWindowService.openNewMessage({ openMessagingMenuOnClose: true });
             this.close();
         }
     }
@@ -191,7 +191,7 @@ export class MessagingMenu extends Component {
             // and the chat window does not look good.
             this.store.discuss.chatWindows.find(({ thr }) => thr?.eq(thread))?.close();
         } else {
-            this.threadService.open(thread);
+            this.threadService.open(thread, undefined, { openMessagingMenuOnClose: true });
         }
         this.close();
     }
diff --git a/addons/mail/static/src/core/web/thread_service_patch.js b/addons/mail/static/src/core/web/thread_service_patch.js
index 67a4b26a8d9..d87018ab218 100644
--- a/addons/mail/static/src/core/web/thread_service_patch.js
+++ b/addons/mail/static/src/core/web/thread_service_patch.js
@@ -6,7 +6,7 @@ import { parseEmail } from "@mail/js/utils";
 import { _t } from "@web/core/l10n/translation";
 import { patch } from "@web/core/utils/patch";
 import { Record } from "@mail/core/common/record";
-import { compareDatetime } from "@mail/utils/common/misc";
+import { assignDefined, compareDatetime } from "@mail/utils/common/misc";
 
 let nextId = 1;
 
@@ -186,13 +186,14 @@ patch(ThreadService.prototype, {
             }
         });
     },
-    open(thread, replaceNewMessageChatWindow) {
+    /** @override */
+    open(thread, replaceNewMessageChatWindow, options) {
         if (!this.store.discuss.isActive && !this.ui.isSmall) {
-            this._openChatWindow(thread, replaceNewMessageChatWindow);
+            this._openChatWindow(thread, replaceNewMessageChatWindow, options);
             return;
         }
         if (this.ui.isSmall && thread.model === "discuss.channel") {
-            this._openChatWindow(thread, replaceNewMessageChatWindow);
+            this._openChatWindow(thread, replaceNewMessageChatWindow, options);
             return;
         }
         if (thread.model !== "discuss.channel") {
@@ -227,12 +228,19 @@ patch(ThreadService.prototype, {
         }
         super.unpin(...arguments);
     },
-    _openChatWindow(thread, replaceNewMessageChatWindow) {
-        const chatWindow = this.store.ChatWindow.insert({
-            folded: false,
-            thread,
-            replaceNewMessageChatWindow,
-        });
+    _openChatWindow(thread, replaceNewMessageChatWindow, { openMessagingMenuOnClose } = {}) {
+        const chatWindow = this.store.ChatWindow.insert(
+            assignDefined(
+                {
+                    folded: false,
+                    replaceNewMessageChatWindow,
+                    thread,
+                },
+                {
+                    openMessagingMenuOnClose,
+                }
+            )
+        );
         chatWindow.autofocus++;
         if (thread) {
             thread.state = "open";
diff --git a/addons/mail/static/src/discuss/core/common/channel_member_list.js b/addons/mail/static/src/discuss/core/common/channel_member_list.js
index cfca9e26a11..68556fc5f37 100644
--- a/addons/mail/static/src/discuss/core/common/channel_member_list.js
+++ b/addons/mail/static/src/discuss/core/common/channel_member_list.js
@@ -17,9 +17,13 @@ export class ChannelMemberList extends Component {
         this.store = useState(useService("mail.store"));
         this.channelMemberService = useService("discuss.channel.member");
         this.threadService = useState(useService("mail.thread"));
-        onWillStart(() => this.threadService.fetchChannelMembers(this.props.thread));
+        onWillStart(() => {
+            if (this.props.thread.fetchMembersState === "not_fetched") {
+                this.threadService.fetchChannelMembers(this.props.thread);
+            }
+        });
         onWillUpdateProps((nextProps) => {
-            if (nextProps.thread.channelMembers.length === 0) {
+            if (nextProps.thread.fetchMembersState === "not_fetched") {
                 this.threadService.fetchChannelMembers(nextProps.thread);
             }
         });