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

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# Cannot modify header information

 *  Resolved [John Conner](https://wordpress.org/support/users/johnconner/)
 * (@johnconner)
 * [13 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-73/)
 * After update it happens: Warning: Cannot modify header information – headers 
   already sent by (output started at …/wp-content/plugins/contact-form-plugin/contact_form.
   php:1) in …/wp-includes/pluggable.php on line 876
    Please help 🙁
 * [http://wordpress.org/extend/plugins/contact-form-plugin/](http://wordpress.org/extend/plugins/contact-form-plugin/)

Viewing 1 replies (of 1 total)

 *  Plugin Author [bestwebsoft](https://wordpress.org/support/users/bestwebsoft/)
 * (@bestwebsoft)
 * [13 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-73/#post-3723900)
 * Hello John Conner,
 * In what conditions this error is appeared?
    Please try to remove and reinstall
   the plugin.
 * Kind regards,
    Support Team

Viewing 1 replies (of 1 total)

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

 * ![](https://ps.w.org/contact-form-plugin/assets/icon-256x256.gif?rev=2565795)
 * [Contact Form by BestWebSoft - Advanced WP Contact Form Builder for WordPress](https://wordpress.org/plugins/contact-form-plugin/)
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 * [Support Threads](https://wordpress.org/support/plugin/contact-form-plugin/)
 * [Active Topics](https://wordpress.org/support/plugin/contact-form-plugin/active/)
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## Tags

 * [header problem](https://wordpress.org/support/topic-tag/header-problem/)

 * 1 reply
 * 2 participants
 * Last reply from: [bestwebsoft](https://wordpress.org/support/users/bestwebsoft/)
 * Last activity: [13 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-73/#post-3723900)
 * Status: resolved