瑞星不能升级
an error occurred while reading the confinguration file please try to repair the file using Add/Remove programs in the Windows Control panel and try again
每隔几天就出现这种情况。不能升级，不能修复，连杀毒也不能用，到底是什么原因？
用户系统信息：Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727)
