ipsec can not start

肖海涛 <[email protected]> Fri, 14 Mar 2003 19:29:27 +0800
Newsgroups gmane.network.freeswan.devel
Message-ID <000b01c2ea1c$f928a6d0$1002a8c0@XIAOHT>
while i compole the ipsec.it can not started 
version is freeswan-2.00-pre6-x509patch-1.1.5.tgz

error:
  ipsec_setup: (/etc/ipsec.conf, line 9) we only support version 2 ipsec.conf files -- `' aborted

why?