Loadrunner中controller运行时报错，提示连接服务器失败 ?报错

脚本回放时没报错且能生成订单，但是在controller回放时报错，求大神指点，鄙人不胜感激
controller报错提示：
Action.c(27): 错误 -27794: 连接服务器“www.yangzhiwh.com:80”失败: “[10060] 连接已超时”

Vuser事件为（脚本是自动录制的）：
web_url("www.yangzhiwh.com",
"URL=http://www.yangzhiwh.com/",
"TargetFrame=",
"Resource=0",
"RecContentType=text/html",
"Referer=",
"Snapshot=t2.inf",
"Mode=HTML",
EXTRARES,
"Url=/themes/yangzhi/font/glyphicons-halflings-regular.eot?", ENDITEM,
"Url=/themes/yangzhi/img/loader.gif", ENDITEM,
"Url=/themes/yangzhi/img/image_large.svg", ENDITEM,
"Url=http://oy3nyx7m9.bkt.clouddn.com/b2c/attachment/goodscat/2017/11/8/17/%E6%9C%AA%E6%A0%87%E9%A2%9805355616.jpg", ENDITEM,
"Url=http://oy3nyx7m9.bkt.clouddn.com/b2c/attachment/goodscat/2017/11/8/17/%E6%9C%AA%E6%A0%87%E9%A2%9805117074.jpg", ENDITEM,
"Url=http://oy3nyx7m9.bkt.clouddn.com/b2c/attachment/goodscat/2017/11/8/17/%E6%9C%AA%E6%A0%87%E9%A2%9805209050.jpg", ENDITEM,
"Url=http://oy3nyx7m9.bkt.clouddn.com/b2c/attachment/goodscat/2017/11/8/17/%E6%9C%AA%E6%A0%87%E9%A2%9805271326.jpg", ENDITEM,
"Url=/themes/yangzhi/img/adv1.jpg", ENDITEM,
LAST);