Warning: Cannot modify header information – headers already sent by

If you are looking for the solution to the wordpress error that looks like this

Warning: Cannot modify header information – headers already sent by (output started at /home/bloggers/public_html/blog_name/wp-content/themes/theme_name/functions.php:336) in /home/bloggers/public_html/blog_name/wp-includes/pluggable.php on line 865

Try these solutions :

Solution 1 :

• Open file mentioned by the warning after “output started at”

• Remove blank lines from starting & end

Example :



• Save & Upload file

Solution 2 :

• Open wp-config.php file

• Remove blank lines from starting & end

Example :





• Save & Upload file

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