RTO India — My Motor Bike RC

I got a message on (10.03.2021), Which was in reference to my new Yamaha Motor Bike "RC" According to this message my RC was dispatched on 03.03.2021 Vide Speed Post Tracking No. (ED[protected]IN) has been returned due to reason, Door Locked.
I have neither received my RC nor received any phone call or given any information.
And when I tracked the given Tracking No by Vahan Department then the message shows this Id not found.
So what should I do now, Please guide me