3Proxy 提示 Failed to create service: No error 什么 gui?

Windows 2003 用 3proxy 搭建http代理，运行提示创建服务失败，下面贴出配置：

// 3proxy.cfg
nserver 8.8.8.8
nscache 65536

service
internal 0.0.0.0
external 0.0.0.0
dnspr
log C:\3proxy\proxy.log D
logformat "Linsert into log (time, bytesin, bytesout, username, url, host, port, service) values ('%Y-%m-%d %H:%M:%S', %I, %O, '%U', '%T', '%n', %r, '%N');"
rotate 50
auth iponly
allow *
proxy -a -p3129

//3proxy.cfg