Warning: file_exists() [function.file-exists]: open_basedir restriction in effect. File(/home/users/afavic/cursos/lib/setup.php) is not within the allowed path(s): (/var/www/virtual/favic.net/:/usr/share/php/) in /var/www/virtual/favic.net/htdocs/cursos/config.php on line 198

Error detected in config.php

Error in: $CFG->dirroot = '/home/users/afavic/cursos';

Try this: $CFG->dirroot = '/var/www/virtual/favic.net/htdocs/cursos';