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Unknown MySQL server host 'qdm162124248.my3w.com' (1)

错误位置

FILE: /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Db.class.php  LINE: 168

TRACE

[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Db.class.php (168) DbMysql->connect()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Driver/Db/DbMysql.class.php (96) Db->initConnect()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Driver/Db/DbMysql.class.php (215) DbMysql->query(SHOW COLUMNS FROM `y_config`)
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Model.class.php (135) DbMysql->getFields(y_config)
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Model.class.php (123) Model->flush()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Model.class.php (1155) Model->_checkTableInfo()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Model.class.php (98) Model->db(0, )
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Common/common.php (379) Model->__construct(config, , )
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/home/Lib/Action/Public.php (3) M(config)
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/home/Lib/Action/NewsAction.class.php (9) require(/data/home/qxu1608220089/htdocs/home/Lib/Action/Public.php)
[24-05-29 16:33:05] () NewsAction->newslist()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/App.class.php (169) ReflectionMethod->invoke()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/App.class.php (205) App::exec()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Lib/Core/Think.class.php (39) App::run()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/Common/runtime.php (243) Think::start()
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/ThinkPHP/ThinkPHP.php (30) require(/data/home/qxu1608220089/htdocs/ThinkPHP/Common/runtime.php)
[24-05-29 16:33:05] /data/home/qxu1608220089/htdocs/index.php (5) require(/data/home/qxu1608220089/htdocs/ThinkPHP/ThinkPHP.php)