Alexa says “Sorry, which room did you mean?” What should I do?

Just repeat the room name. If the issue constantly rise, please use recommended standard room names from the list.

List of the standard room names:
Room;
Kitchen;
Living room;
Dining room;
Hallway;
Bathroom;
Bedroom;
Kids room;
Office;

Please note: in some cases specific room names may not be recognized by Alexa