Title: Warning: Cannot modify header information – Error message
Last modified: August 30, 2016

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# Warning: Cannot modify header information – Error message

 *  [hsenar](https://wordpress.org/support/users/hsenar/)
 * (@hsenar)
 * [10 years, 11 months ago](https://wordpress.org/support/topic/warning-cannot-modify-header-information-error-message-1/)
 * Warning: Cannot modify header information – headers already sent by (output started
   at /…./…../public_html/…./…./wp-admin/includes/template.php:1877) in /…./…./public_html/…./…./
   wp-includes/pluggable.php on line 1178
 * I get the above error message when I attempt to change the settings and save.
 * [https://wordpress.org/plugins/hide-plugin-updates-notifications/](https://wordpress.org/plugins/hide-plugin-updates-notifications/)

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

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   svg)
 * [WP Hide Plugin Updates and Warnings](https://wordpress.org/plugins/hide-plugin-updates-notifications/)
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 * 0 replies
 * 1 participant
 * Last reply from: [hsenar](https://wordpress.org/support/users/hsenar/)
 * Last activity: [10 years, 11 months ago](https://wordpress.org/support/topic/warning-cannot-modify-header-information-error-message-1/)
 * Status: not resolved