Recherche dans la base de données

Fatal error: Uncaught mysqli_sql_exception: Network is unreachable in /home/astro/www/private/danyall/database.php:6 Stack trace: #0 /home/astro/www/private/danyall/database.php(6): mysqli_connect('astrobdd.mysql....', 'astrobdd', Object(SensitiveParameterValue), 'astrobdd') #1 /home/astro/www/Objects/Cherche/liste.php(21): DataBase->__construct() #2 {main} thrown in /home/astro/www/private/danyall/database.php on line 6