Problemas al instalar Portal XL 5.0 ~ Premod

[ktemanuel]

al querer instalar este portal me sale el siguiente error

General Error
SQL ERROR [ mysqli ]

Table 'phpbb_portal_acronyms' already exists [1050]

SQL

CREATE TABLE phpbb_portal_acronyms ( acronym_id mediumint(9) NOT NULL auto_increment, acronym varchar(80) binary NOT NULL default '', description varchar(255) binary NOT NULL default '', acronym_url varchar(150) NOT NULL default '', PRIMARY KEY (acronym_id) )

BACKTRACE


FILE: includes/db/mysqli.php
LINE: 163
CALL: dbal->sql_error()

FILE: install_portal/install_install.php
LINE: 201
CALL: dbal_mysqli->sql_query()

FILE: install_portal/install_install.php
LINE: 106
CALL: install_install->load_schema()

FILE: install_portal/index.php
LINE: 418
CALL: install_install->main()

FILE: install_portal/index.php
LINE: 290
CALL: module->load()

wl portal que quiero instalar http://damysterious.xs4all.nl/portalxl/