Title: Cannot modify header information – headers already
Last modified: August 31, 2016

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# Cannot modify header information – headers already

 *  [maxaxavier](https://wordpress.org/support/users/maxaxavier/)
 * (@maxaxavier)
 * [10 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-headers-already-1/)
 * Warning: Cannot modify header information – headers already sent by (output started
   at C:\xampp\htdocs\kungfu\wp-includes\compat.php:1) in C:\xampp\htdocs\kungfu\
   wp-includes\pluggable.php on line 1179

Viewing 1 replies (of 1 total)

 *  [Ravikumar Patel](https://wordpress.org/support/users/ravipatel/)
 * (@ravipatel)
 * [10 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-headers-already-1/#post-7361398)
 * [@maxaxavier](https://wordpress.org/support/users/maxaxavier/),
    U have not define
   any code or reason for arrived error.
 * For now this solution add ob_start()on header.

Viewing 1 replies (of 1 total)

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## Tags

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

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 1 reply
 * 2 participants
 * Last reply from: [Ravikumar Patel](https://wordpress.org/support/users/ravipatel/)
 * Last activity: [10 years ago](https://wordpress.org/support/topic/cannot-modify-header-information-headers-already-1/#post-7361398)
 * Status: not resolved

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