Warning: require_once(PEAR.php) [function.require-once]: failed to open stream: No such file or directory in /var/www/x-rent/x-rent.de/inc/MDB2.php on line 55

Fatal error: require_once() [function.require]: Failed opening required 'PEAR.php' (include_path='.:') in /var/www/x-rent/x-rent.de/inc/MDB2.php on line 55