Videocon Industries — videocon d2h complaint no channel found error

Address:

1588 Sadashiv Peth, Prajakta Society, Tilak Road, Pune, 411030

Customer Id :[protected]
Customer name; Pravin Narayan Yadav
My earlier pack: New Diamond Pack
Recharge Date: 30/01/2019
Subscription last Date: 11 Dec 2019
Recharge Amount : Rs. 5225/00
From 15 March 2019 I am getting "No channel found error"
I have been trying to videocon customer care no[protected] /[protected] everyday . Every time they say that issue will be resolved within 30 min., At times executive told me to switch on my set top box and TV for 15 min. Then issue will be fixed. But till date I have not got any solution.
I don't know what to do and where to complain.