系统发生错误

错误位置:　FILE: /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Db/Db.class.php　LINE: 519

[ 错误信息 ]

Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)

[ TRACE ]

[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Db/Db.class.php (519) DbMysql->connect()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Db/Driver/DbMysql.class.php (219) Db->initConnect()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Db/Driver/DbMysql.class.php (515) DbMysql->query(SHOW COLUMNS FROM fangfa_category)
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/Model.class.php (295) DbMysql->getFields(fangfa_category)
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/Model.class.php (263) Model->flush()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/Model.class.php (195) Model->_checkTableInfo()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Common/functions.php (961) Model->__construct(Category)
[19-06-25 11:01:06] /var/www/ggwnew/front/Common/common.php (160) D(Category)
[19-06-25 11:01:06] () parse_module()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Common/functions.php (1203) call_user_func_array(parse_module, Array)
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/App.class.php (379) tag(app_before_get_module)
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/App.class.php (183) App::getModule()
[19-06-25 11:01:06] /var/www/ggwnew/include/library/ThinkPHP/Lib/Think/Core/App.class.php (879) App::init()
[19-06-25 11:01:06] /var/www/ggwnew/index.php (86) App::run()