diff --git a/src/pages/chat/chat.ts b/src/pages/chat/chat.ts
index 5ea185c..d5a4818 100755
--- a/src/pages/chat/chat.ts
+++ b/src/pages/chat/chat.ts
@@ -37,6 +37,7 @@ class ChatElement extends HTMLElement {
 
     private processId: string | null = null;
     private processRoles: any | null = null;
+    private selectedMember: string[] = [];
     private notifications: LocalNotification[] = [];
     private notificationBadge = document.querySelector('.notification-badge');
     private notificationBoard = document.getElementById('notification-board');