Reader's Digest — non receipt of reader's digest magazine

I have paid online full one year subscription for the magazine on 3rd oct 2017 vide receipt no. Rdswt[protected]. But l haven't received a single copy of the magazine till date. Already sent several emails to your customers care but every time recorded reply (We will come back to you within 2days) received. Please look into the matter and let me know per return the reason for non delivery of the magazine.