Im getting dis error in Gmail SMTP

Im getting dis error in Gmail SMTP when i send test mail
Connection: opening to smtp.gmail.com:587, timeout=300, options=array ( ‘ssl’ => array ( ‘verify_peer’ => false, ‘verify_peer_name’ => false, ‘allow_self_signed’ => true, ),)
Connection: Failed to connect to server. Error number 2. “Error notice: stream_socket_client(): unable to connect to smtp.gmail.com:587 (Connection refused)
SMTP ERROR: Failed to connect to server: Connection refused (111)
SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting