数据库链接出错（错误码：mysql17.2.23sqlite1）！<br />
		错误信息:SQLSTATE[HY000] [2002] php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution；<br />
		错误代码:2002；<br />
		文件:/www/users/CH672819/WEB/inc/classPdoDb.php；<br />
		行号:38；<br />