Strict Standards: Redefining already defined constructor for class sh_Net_URL in /home/sunlan/public_html/administrator/components/com_sef/sh404sef.class.php on line 2101

SH404SEF : headers were already sent when I got control!
Killed at line 129 in sef404.php: HEADERS ALREADY SENT (200)
URL=http://www.sunlanchemicals.comoption=com_content&task=view&id=15&Itemid=28
OPTION=com_content