Hi, i am also facing same error Fatal error: Cannot redeclare _filter_query_attachment_filenames() (previously declared in /home/bvbcihkw/public_html/ros/wp-includes/post.php:6204) in /home/bvbcihkw/public_html/ros/wp-admin/includes/post.php on line 1169
i can’t login to admin panel,please also help me…