[Resolved]  Tata Sky — wrong card (pairing error)

I was not using the connection as i was out of station for 15 days and now after returning, i recharged my set top box. The recharge was successful. But now i have error message. My reg
Sid [protected]. Please do something as soon as possible.
It shows
This is the wrong card for this set top box.
(Pairing error)
Digicard id is [protected].
(14)
My rmn is [protected].
Please help me to get sort from this problem.