/home/www/tomcat/webapps/ROOT/WEB-INF/php/classes/rpDatabase.php:7: Warning: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. /home/www/tomcat/webapps/ROOT/WEB-INF/php/classes/rpDatabase.php:40: Fatal Error: 'execute' is an unknown method of false.