Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /htdocs/con_bdd/con_bd_2.php on line 20

Warning: mysqli_connect(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Name or service not known in /htdocs/con_bdd/con_bd_2.php on line 20
bool(false)
Warning: mysqli_select_db() expects parameter 1 to be mysqli, boolean given in /htdocs/con_bdd/con_bd_2.php on line 22
Connection impossible à la base Schaeferhof...