Question fireboard probleme

bonjour à tous,

je viens d'installer sur mon joomla 1.013

aucun problème majeur à l'installation

mais quant je crée mon premier message j'ai au dessus du message en consultation ce gentil message d'erreur

merci

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of [runtime function name](). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in /home/www/1b9c49ac01b4d056055aa4b043554389/web/mambots/content/joscomment.php on line 51

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of [runtime function name](). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in /home/www/1b9c49ac01b4d056055aa4b043554389/web/components/com_comment/joscomment/comment.class.php on line 496

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of [runtime function name](). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in /home/www/1b9c49ac01b4d056055aa4b043554389/web/components/com_comment/joscomment/comment.class.php on line 1618

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of [runtime function name](). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in /home/www/1b9c49ac01b4d056055aa4b043554389/web/components/com_comment/joscomment/comment.class.php on line 1619

j'ai beau chercher sur le net je trouve rien qui me donne une aide a resoudre ce problème ? merci bien