我得到以下錯誤:錯誤時,運行人員在運行時<code>php artisan migrate</code>遷移
exception 'PDOException' with message 'SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' in /opt/lampp/htdocs/larproject/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:47
我能做些什麼來解決這個問題?