Indian Railway Catering & Tourism Corporation [IRCTC] — refund ticket charges

I have been booking tickets from irtctc website under the quota tatkal but, by mistake boarding station change at the time filling from so after complete i cancel the ticket. But refund not received. So please solve my complaint refund amount as soon as possible.

Sunday
20
Jan 2019
Cancelled
Pnr number: [protected]
Transaction id: [protected]
Train number/name: 17214 / nsl ns exp
Booking date: 19 jan 2019
From: aurangabad (Awb) 20 jan 2019
To: secunderabad jn (Sc) 20 jan 2019 23:00 hrs
Ticket type: e-ticket
Vikalp status: no
Boarding station: aurangabad (Awb)
Date of boarding: 20 jan 2019 12:40 hrs