[Freeswitch-users] conference with outbound socket

I'm trying to create a conference with ESL outbound socket echo "sendmsg\n"; echo "call-command: execute\n"; echo "execute-app-name: conference\n"; echo "execute-app-arg: myconf@default\n\n" but I get Content-Type: command/reply Reply-Text: -ERR command not found Any idea ? Thanks