Title: PHP Warning: Cannot modify header information
Last modified: March 12, 2020

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# PHP Warning: Cannot modify header information

 *  Resolved [wpodeskstar](https://wordpress.org/support/users/wpodeskstar/)
 * (@wpodeskstar)
 * [6 years, 2 months ago](https://wordpress.org/support/topic/php-warning-cannot-modify-header-information-14/)
 * Wordpress version is 5.3.2
    Plugin version is 4.5
 * I just noticed this error in my wp-admin folder:
 * PHP Warning: Cannot modify header information – headers already sent by (output
   started at /home/unidigi/public_html/numberu.com/wp-content/plugins/videojs-html5-
   video-player-for-wordpress/video-js.php:290) in /home/unidigi/public_html/numberu.
   com/wp-admin/admin-header.php on line 9
 * Any idea how I can fix it?
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fphp-warning-cannot-modify-header-information-14%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [Noor Alam](https://wordpress.org/support/users/naa986/)
 * (@naa986)
 * [6 years, 2 months ago](https://wordpress.org/support/topic/php-warning-cannot-modify-header-information-14/#post-12555045)
 * [@wpodeskstar](https://wordpress.org/support/users/wpodeskstar/), Do you see 
   this error on the front end? I just checked your site and there was no error.
    -  This reply was modified 6 years, 2 months ago by [Noor Alam](https://wordpress.org/support/users/naa986/).
 *  Thread Starter [wpodeskstar](https://wordpress.org/support/users/wpodeskstar/)
 * (@wpodeskstar)
 * [6 years, 2 months ago](https://wordpress.org/support/topic/php-warning-cannot-modify-header-information-14/#post-12557556)
 * It was on an error_log in my wp-admin folder – I deleted the file and so far 
   the error has not come back.
 * Will let you know if I see it again. Thanks for your response.

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘PHP Warning: Cannot modify header information’ is closed to new replies.

 * ![](https://ps.w.org/videojs-html5-player/assets/icon-128x128.png?rev=1158522)
 * [Videojs HTML5 Player](https://wordpress.org/plugins/videojs-html5-player/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/videojs-html5-player/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/videojs-html5-player/)
 * [Active Topics](https://wordpress.org/support/plugin/videojs-html5-player/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/videojs-html5-player/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/videojs-html5-player/reviews/)

 * 2 replies
 * 2 participants
 * Last reply from: [wpodeskstar](https://wordpress.org/support/users/wpodeskstar/)
 * Last activity: [6 years, 2 months ago](https://wordpress.org/support/topic/php-warning-cannot-modify-header-information-14/#post-12557556)
 * Status: resolved