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数据库连接失败: SQLSTATE[HY000] [1129] Host '207.38.88.180' is blocked because of many connection errors; unblock with 'mariadb-admin flush-hosts'
Warning: Undefined variable $pdo in /www/wwwroot/xfb/index.php on line 209
Fatal error: Uncaught Error: Call to a member function query() on null in /www/wwwroot/xfb/index.php:209 Stack trace: #0 {main} thrown in /www/wwwroot/xfb/index.php on line 209