diff --git a/app/src/Chat.js b/app/src/Chat.js
index c53f9c1..87a1312 100644
--- a/app/src/Chat.js
+++ b/app/src/Chat.js
@@ -431,7 +431,7 @@ export default class Chat extends Component {
                         className="party-controls-users-chip"
                         clickable
                         size="small"
-                        label={usersOnCall[id].info.name}
+                        label={usersOnCall[id].info.name || ' '}
                       />
                     ) : null;
                   })}
diff --git a/functions/modules/createRoom.js b/functions/modules/createRoom.js
index 3919f2e..d8f4cfc 100644
--- a/functions/modules/createRoom.js
+++ b/functions/modules/createRoom.js
@@ -46,6 +46,23 @@ module.exports = async (req, res) => {
         err
       );
     });
+  await admin
+    .firestore()
+    .collection('rooms')
+    .doc(bodydata.partyName)
+    .collection('messages')
+    .add({
+      uid: '<system>',
+      name: '',
+      text: `Voice calls are unavailable temporarily.`,
+      time: new Date(),
+    })
+    .catch((err) => {
+      console.error(
+        `Failed to add system voice call message : \n\t Room: ${bodydata.partyName}`,
+        err
+      );
+    });
   await admin
     .firestore()
     .collection('rooms')
diff --git a/functions/modules/tokenRefresher.js b/functions/modules/tokenRefresher.js
index 8981197..92def06 100644
--- a/functions/modules/tokenRefresher.js
+++ b/functions/modules/tokenRefresher.js
@@ -1,20 +1,21 @@
 const VoxeetSecret = require('../VoxeetSecret.json');
 module.exports = async (req, res) => {
-  const { key, secret } = VoxeetSecret;
-  const credentials = btoa(encodeURI(key) + ':' + encodeURI(secret));
-  const headers = {
-    'Content-Type': 'application/json',
-    'Cache-Control': 'no-cache',
-    Authorization: 'Basic ' + credentials,
-  };
-  const oauth = await fetch(VoxeetSecret.refreshURL, {
-    method: 'POST',
-    headers,
-    body: JSON.stringify({
-      refresh_token: req.params.token,
-    }),
-  })
-    .then((oauthResponse) => oauthResponse.json())
-    .catch((err) => res.status(500).send(err));
-  if (oauth) res.status(200).send(oauth);
+  res.status(403).send({ message: 'Voice calls are unavailable temporarily.' });
+  // const { key, secret } = VoxeetSecret;
+  // const credentials = btoa(encodeURI(key) + ':' + encodeURI(secret));
+  // const headers = {
+  //   'Content-Type': 'application/json',
+  //   'Cache-Control': 'no-cache',
+  //   Authorization: 'Basic ' + credentials,
+  // };
+  // const oauth = await fetch(VoxeetSecret.refreshURL, {
+  //   method: 'POST',
+  //   headers,
+  //   body: JSON.stringify({
+  //     refresh_token: req.params.token,
+  //   }),
+  // })
+  //   .then((oauthResponse) => oauthResponse.json())
+  //   .catch((err) => res.status(500).send(err));
+  // if (oauth) res.status(200).send(oauth);
 };
diff --git a/functions/modules/tokenValidator.js b/functions/modules/tokenValidator.js
index dc28d91..5173201 100644
--- a/functions/modules/tokenValidator.js
+++ b/functions/modules/tokenValidator.js
@@ -1,21 +1,22 @@
 const VoxeetSecret = require('../VoxeetSecret.json');
 const fetch = require('node-fetch');
 module.exports = async (req, res) => {
-  const { key, secret } = VoxeetSecret;
-  const credentials = Buffer.from(encodeURI(key) + ':' + encodeURI(secret)).toString('base64');
-  const headers = {
-    'Content-Type': 'application/json',
-    'Cache-Control': 'no-cache',
-    Authorization: 'Basic ' + credentials,
-  };
-  const oauth = await fetch(VoxeetSecret.validateURL, {
-    method: 'POST',
-    headers,
-    body: JSON.stringify({
-      grant_type: 'client_credentials',
-    }),
-  })
-    .then((oauthResponse) => oauthResponse.json())
-    .catch((err) => res.status(500).send(err));
-  if (oauth) res.status(200).send(oauth);
+  res.status(403).send({ message: 'Voice calls are unavailable temporarily.' });
+  // const { key, secret } = VoxeetSecret;
+  // const credentials = Buffer.from(encodeURI(key) + ':' + encodeURI(secret)).toString('base64');
+  // const headers = {
+  //   'Content-Type': 'application/json',
+  //   'Cache-Control': 'no-cache',
+  //   Authorization: 'Basic ' + credentials,
+  // };
+  // const oauth = await fetch(VoxeetSecret.validateURL, {
+  //   method: 'POST',
+  //   headers,
+  //   body: JSON.stringify({
+  //     grant_type: 'client_credentials',
+  //   }),
+  // })
+  //   .then((oauthResponse) => oauthResponse.json())
+  //   .catch((err) => res.status(500).send(err));
+  // if (oauth) res.status(200).send(oauth);
 };