这个错误是在项目种laravel.log 种报出的异常。
经过查看laravel.log日志中。
发现
No such file or directory (SQL: select `id` from `ask_tags`) {"exception":"[object] (Illuminate\\Database\\QueryException(code: 2002): SQLSTATE[HY000] [2002] No such file or directory (SQL: select `id` from `ask_tags`) at /home/wwwroot/v3.5.5/vendor/laravel/framework/src/Illuminate/Database/Connection.php:664, Doctrine\\DBAL\\Driver\\PDOException(code: 2002): SQLSTATE[HY000] [2002] No such file or directory at /home/wwwroot/v3.5.5/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:31, PDOException(code: 2002): SQLSTATE[HY000] [2002] No such file or directory at /home/wwwroot/v3.5.5/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:27)