Please Help me.

I try to set up MN, But it is  unsuccessful. The Status alway EXPIRED
When I check my VPS by cm "./terracoin-cli getinfo", it is "error: couldn't connect to server"
I tty again with cm "./terracoind -daemon" it is "Terracoin Core server starting", but after that I check again by cm "./terracoin-cli getinfo", it is "error: couldn't connect to server"

How can I solve my problem?