请求时发生异常:<br/>http://122.200.102.246:89/Games/2008/06/23/cf8a0051d30941f889b7a26dc3a2917b.sis0<br/>详细表现为:The remote server returned an error: (404) Not Found.文件不存在请求时发生异常:<br/>http://upload225.joyes.com/Games/2008/06/23/cf8a0051d30941f889b7a26dc3a2917b.sis0<br/>d:\file4.zuoyu.com\Games\2008\06\23\cf8a0051d30941f889b7a26dc3a2917b.sis0<br/>详细表现为:Thread was being aborted.