영상 2:41초에 localhost/dvwa 사이트로 넘어가지지않고 object not found! 라고 뜹니다. 이거혹시 xampp버전때문인가요? 8버전을 쓰고있습니다.

php # If you are having problems connecting to the MySQL database and all of the variables below are correct # try changing the 'db_server' variable from localhost to 127.0.0.1. Fixes a problem due to sockets. # Thanks to @digininja for the fix. # Database management system to use $DBMS = 'MySQL'; #$DBMS = 'PGSQL'; // Currently disabled # Database variables # WARNING: The database specified under db_database WILL BE ENTIRELY DELETED during setup. # Please use a database dedicated to DVWA. $_DVWA = array(); $_DVWA[ 'db_server' ] = '127.0.0.1'; $_DVWA[ 'db_database' ] = 'dvwa'; $_DVWA[ 'db_user' ] = 'root'; $_DVWA[ 'db_password' ] = ''; # Only used with PostgreSQL/PGSQL database selection. $_DVWA[ 'db_port '] = '5432'; # ReCAPTCHA settings # Used for the 'Insecure CAPTCHA' module # You'll need to generate your own keys at: https://www.google.com/recaptcha/admin/create $_DVWA[ 'recaptcha_public_key' ] = '6LdcGZEaAAAAAHnSBKPr4LDOwffkKM7W5DnaZ7la'; $_DVWA[ 'recaptcha_private_key' ] = '6LdcGZEaAAAAABR8dak2QVPU-8PuZizuG2ZR0Oqe'; # Default security level # Default value for the secuirty level with each session. # The default is 'impossible'. You may wish to set this to either 'low', 'medium', 'high' or impossible'. $_DVWA[ 'default_security_level' ] = 'impossible'; # Default PHPIDS status # PHPIDS status with each session. # The default is 'disabled'. You can set this to be either 'enabled' or 'disabled'. $_DVWA[ 'default_phpids_level' ] = 'disabled'; # Verbose PHPIDS messages # Enabling this will show why the WAF blocked the request on the blocked request. # The default is 'disabled'. You can set this to be either 'true' or 'false'. $_DVWA[ 'default_phpids_verbose' ] = 'false'; ?> Notice: Undefined variable: DBMS in /opt/lampp/htdocs/dvwa/dvwa/includes/dvwaPage.inc.php on line 434 Notice: Undefined variable: DBMS in /opt/lampp/htdocs/dvwa/dvwa/includes/dvwaPage.inc.php on line 438 Unknown No DBMS selected. selected. 강의에서는 gedit으로 하셨는데, 제꺼는 안되어서 nano로 했습니다. 어떻게 해야할지 ..막막합니다ㅜ