Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo for btpserviblog.mysql.db failed: Name or service not known in /home/btpservi/public_html/simulateur/pdf/envoier.php on line 19

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for btpserviblog.mysql.db failed: Name or service not known in /home/btpservi/public_html/simulateur/pdf/envoier.php:19 Stack trace: #0 /home/btpservi/public_html/simulateur/pdf/envoier.php(19): mysqli->__construct('btpserviblog.my...', 'btpserviblog', Object(SensitiveParameterValue), 'btpserviblog') #1 {main} thrown in /home/btpservi/public_html/simulateur/pdf/envoier.php on line 19