Gettin an error

Gettin an error

I am getting an error "Licence key is invalid".
I have Download this software through the net.
They have inform me about this Licence key and the validity date given by them was 14 nov. but they have stop providing the Service from (1 nov.) today itself. what do i do i have already ae-mail the person to whom they asked to. How do i recoined that software Where i have store my Asset list & call Logs....

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