Title: Warning: Cannot modify header information
Last modified: August 21, 2016

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# Warning: Cannot modify header information

 *  Resolved [goushi84](https://wordpress.org/support/users/goushi84/)
 * (@goushi84)
 * [12 years, 3 months ago](https://wordpress.org/support/topic/warning-cannot-modify-header-information-127/)
 * Hi,
    Please excuse my English, i’m french. Thanks a lot for this plugin which
   work perfectly except that I have two messages when I try to add a post
 * The first one
    ‘Warning: Cannot modify header information – headers already sent
   by (output started at /homez.23/festivalv/www/rpdusud/wp-includes/functions.php:
   2117) in /homez.23/festivalv/www/rpdusud/wp-includes/option.php on line 564’
 * The second one
    ‘Warning: call_user_func() [function.call-user-func]: First argument
   is expected to be a valid callback in /homez.23/festivalv/www/rpdusud/wp-includes/
   functions.php on line 2117’
 * Is there any soltuin to fix it ?
    Many thanks for your response.
 * [https://wordpress.org/plugins/bainternet-posts-creation-limits/](https://wordpress.org/plugins/bainternet-posts-creation-limits/)

Viewing 1 replies (of 1 total)

 *  Plugin Author [Bainternet](https://wordpress.org/support/users/bainternet/)
 * (@bainternet)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/warning-cannot-modify-header-information-127/#post-4659739)
 * Not sure if its caused by this plugin.

Viewing 1 replies (of 1 total)

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

 * ![](https://s.w.org/plugins/geopattern-icon/bainternet-posts-creation-limits_ffffff.
   svg)
 * [Bainternet Posts Creation Limits](https://wordpress.org/plugins/bainternet-posts-creation-limits/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/bainternet-posts-creation-limits/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/bainternet-posts-creation-limits/)
 * [Active Topics](https://wordpress.org/support/plugin/bainternet-posts-creation-limits/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/bainternet-posts-creation-limits/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/bainternet-posts-creation-limits/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [Bainternet](https://wordpress.org/support/users/bainternet/)
 * Last activity: [11 years, 9 months ago](https://wordpress.org/support/topic/warning-cannot-modify-header-information-127/#post-4659739)
 * Status: resolved