Plugin on prestashop 1.5.5.0

Hello I' m testing bitpay module on my website www.ladolcevitashop.com, but is not working.
It not appears on payments methons on back office.

Instead of this this appears:
<code>

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/config.xml/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/.htaccess/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/index.php/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/logo.gif/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/logo.png/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261

Warning: is_dir(): open_basedir restriction in effect. File(/var/www/vhosts/ladolcevitashop.com/httpdocs/modules/tmhtmlcontent.php/) is not within the allowed path(s): (/var/www/vhosts/ladolcevitashop.com/:/tmp/:/usr/share/php/) in /var/www/vhosts/ladolcevitashop.com/httpdocs/classes/module/Module.php on line 1261
</code>

How can in reinstall or uninstall?
Anyone has tested it with 1.5.5.0
Thanks
Best Regards