well i m getting this error on live server here : http://www.webgen.in/wellmark/admin/products_update.php?id=12
when clicking update error appears.
I checked on the
Error:
Warning: Cannot modify header information - headers already sent by (output started at /home/content/39/10368039/html/webgen/wellmark/admin/products_update.php:4) in
/home/content/39/10368039/html/webgen/wellmark/admin/products_update.php on line 180
I checked page property unchecked unicode (bom) yet same error again.