Conversation Between siambrandname and Tukta Janes

To WM kha
I could not post in Pre order hi street. I wonder what wrong..because of me or website. It show the message below kha.
Thank you, Tukta
Fatal error: Cannot redeclare trim_item() (previously declared in /var/www/public_htmls/siambrandname/forum/includes/functions_newpost.php(375) : eval()'d code:60) in /var/www/public_htmls/siambrandname/forum/newthread.php(301) : eval()'d code on line 3