Title: PHP Warning during installation
Last modified: November 15, 2020

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# PHP Warning during installation

 *  Resolved [boybawang](https://wordpress.org/support/users/boybawang/)
 * (@boybawang)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/php-warning-during-installation/)
 * I installed Koko analytics on my local site, just to make sure everything works
   as expected before installing on my live site. I received numerous warnings:
 *     ```
       No such file or directory in /Users/xxxxx/Sites/wordpress/wp-content/plugins/koko-analytics/migrations/1.0.21-unlink-custom-endpoint-and-update-option.php on line 6
   
       Warning: Cannot modify header information - headers already sent by (output started at /Users/xxxxx/Sites/wordpress/wp-content/plugins/koko-analytics/migrations/1.0.21-unlink-custom-endpoint-and-update-option.php:6) in /Users/petermetz/Sites/wordpress/wp-includes/functions.php on line 6274
   
       Warning: Cannot modify header information - headers already sent by (output started at /Users/xxxxx/Sites/wordpress/wp-content/plugins/koko-analytics/migrations/1.0.21-unlink-custom-endpoint-and-update-option.php:6) in /Users/petermetz/Sites/wordpress/wp-admin/includes/misc.php on line 1310
   
       Warning: Cannot modify header information - headers already sent by (output started at /Users/xxxxx/Sites/wordpress/wp-content/plugins/koko-analytics/migrations/1.0.21-unlink-custom-endpoint-and-update-option.php:6) in /Users/petermetz/Sites/wordpress/wp-admin/admin-header.php on line 9
       ```
   
 * Any ideas why this might be?
 * Thanks

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

 *  Plugin Author [Danny van Kooten](https://wordpress.org/support/users/dvankooten/)
 * (@dvankooten)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/php-warning-during-installation/#post-13671951)
 * Hello [@boybawang](https://wordpress.org/support/users/boybawang/),
 * The warnings are due to an oversight on our part, but they can safely be ignored
   as they should not affect plugin functionality in any way. We’ll address it so
   the warnings don’t show up though!
 *  Thread Starter [boybawang](https://wordpress.org/support/users/boybawang/)
 * (@boybawang)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/php-warning-during-installation/#post-13672967)
 * Thank you [@dvankooten](https://wordpress.org/support/users/dvankooten/) !

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

The topic ‘PHP Warning during installation’ is closed to new replies.

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 * 2 replies
 * 2 participants
 * Last reply from: [boybawang](https://wordpress.org/support/users/boybawang/)
 * Last activity: [5 years, 6 months ago](https://wordpress.org/support/topic/php-warning-during-installation/#post-13672967)
 * Status: resolved