WordPress pluggable php cannot modify header information
Подробные видеоинструкции Wordpress на тему: "WordPress pluggable php cannot modify header information":
Wordpress: Cannot modify header information - headers already sent by pluggable.php (2 Solutions!!)
How to Fix Cannot Modify Header Information
How To Solve The Pluggable.PHP Error In WordPress
Fix Cannot modify header information - headers already sent by output
