update

src/controller/room/assistant.js

@@ -336,10 +336,10 @@ export class RoomAssistant {
     } else {
       this.closeRoom(roomId, userId, user);
     }
-    this.removeRoomSession(this.room.sessionId);
+    this.removeRoomSession(this.room);
   }
 
-  removeRoomSession(roomSessionId) {
+  async removeRoomSession(roomSessionId) {
     await this.redis.del(getInKey(roomSessionId));
   }