Title: [Theme customize][help] Warning: Cannot modify header information
Last modified: August 24, 2016

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# [Theme customize][help] Warning: Cannot modify header information

 *  [hevan77](https://wordpress.org/support/users/hevan77/)
 * (@hevan77)
 * [11 years, 2 months ago](https://wordpress.org/support/topic/theme-customizehelp/)
 * I hope anyone can solve my problem.
 * every time I change the php file contained in
    wp-contennt/themes/mythemes/includes/…..
   php
 * I always just experienced an error :
 * >  **post.php**
   >  Warning: Cannot modify header information – headers already 
   > sent by (output started at /home/filmra/public_html/wp-content/themes/wocamoov/
   > includes/metabox/metabox-options.php:1) in /home/filmra/public_html/wp-admin/
   > post.php on line 233
   > **pluggable.php**
   >  Warning: Cannot modify header information – headers already
   > sent by (output started at /home/filmra/public_html/wp-content/themes/wocamoov/
   > includes/metabox/metabox-options.php:1) in /home/filmra/public_html/wp-includes/
   > pluggable.php on line 1178
 * I just want to change a few words on the widget.php and metabox-option.php
    please
   help me. thank u

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## Tags

 * [custom theme](https://wordpress.org/support/topic-tag/custom-theme/)
 * [php](https://wordpress.org/support/topic-tag/php/)

 * 0 replies
 * 1 participant
 * Last reply from: [hevan77](https://wordpress.org/support/users/hevan77/)
 * Last activity: [11 years, 2 months ago](https://wordpress.org/support/topic/theme-customizehelp/)
 * Status: not resolved

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