Hello,i have wordpress site and whenever i tried to login in admin panel this message displayed
Warning: Cannot modify header information - headers already sent by (output started at /home/hairtran/public_html/wp-content/themes/SpaSalon/admin/breadcrumbs/[login to view URL]) in /home/hairtran/public_html/wp-includes/[login to view URL] on line 866
-Help needed from experienced programmer to fix this problem.