Problème avec mon wiki j'ai beaucoup de warni

Bonjour,
voila j'ai créer mon wiki personnel mais j'ai les problèmes suivant:

Warning: ini_set() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/AutoLoader.php on line 5

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: debug_backtrace() has been disabled for security reasons in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

Warning: array_slice() [function.array-slice]: The first argument should be an array in /usr/export/www/hosting/dks/wikibox/includes/GlobalFunctions.php on line 682

avez vous une vague idée de ce que c'est ???
Merci d'avance.