HELP! All I eve get as a response to the verification message I send is ""We're no longer supporting this command. Soon it will be received as an update"

My phone was stolen a month ago and when I had a new one and tried to register the number, all I got for an answer was this message: All I eve get as a response to the verification message I send is ""We're no longer supporting this command. Soon it will be received as an update" I twitter from Ecuador and my cell company is Telefonica / Movistar
Inappropriate?
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