Title: Errors with Standard Mode security engine
Last modified: April 7, 2018

---

# Errors with Standard Mode security engine

 *  Resolved [reggieofarrell](https://wordpress.org/support/users/ofarrellaudio/)
 * (@ofarrellaudio)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/errors-with-standard-mode-security-engine/)
 * I’m getting the following when WP_DEBUG is turned on in WordPress 4.9.5
 * Notice: Use of undefined constant COOKIEPATH – assumed ‘COOKIEPATH’ in /wp-content/
   plugins/wp-cerber/cerber-load.php on line 737
 * Warning: Cannot modify header information – headers already sent by (output started
   at /wp-content/plugins/wp-cerber/cerber-load.php:737) in /wp-content/plugins/
   wp-cerber/cerber-load.php on line 737
 * Notice: Use of undefined constant COOKIEPATH – assumed ‘COOKIEPATH’ in /wp-content/
   plugins/wp-cerber/cerber-load.php on line 737
 * Warning: Cannot modify header information – headers already sent by (output started
   at /wp-content/plugins/wp-cerber/cerber-load.php:737) in /wp-content/plugins/
   wp-cerber/cerber-load.php on line 737
 * Notice: Use of undefined constant COOKIEPATH – assumed ‘COOKIEPATH’ in /wp-content/
   plugins/wp-cerber/cerber-load.php on line 737
 * Warning: Cannot modify header information – headers already sent by (output started
   at /wp-content/plugins/wp-cerber/cerber-load.php:737) in /wp-content/plugins/
   wp-cerber/cerber-load.php on line 737
 * Notice: Use of undefined constant COOKIEPATH – assumed ‘COOKIEPATH’ in /wp-content/
   plugins/wp-cerber/cerber-load.php on line 737
 * Warning: Cannot modify header information – headers already sent by (output started
   at /wp-content/plugins/wp-cerber/cerber-load.php:737) in /wp-content/plugins/
   wp-cerber/cerber-load.php on line 737
 * Warning: Cannot modify header information – headers already sent by (output started
   at /wp-content/plugins/wp-cerber/cerber-load.php:737) in /wp-admin/includes/misc.
   php on line 1116

Viewing 1 replies (of 1 total)

 *  Plugin Author [gioni](https://wordpress.org/support/users/gioni/)
 * (@gioni)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/errors-with-standard-mode-security-engine/#post-10157196)
 * Install the latest version of the plugin.

Viewing 1 replies (of 1 total)

The topic ‘Errors with Standard Mode security engine’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/wp-cerber_77a9bf.svg)
 * [WP Cerber Security, Anti-spam & Malware Scan](https://wordpress.org/plugins/wp-cerber/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/wp-cerber/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/wp-cerber/)
 * [Active Topics](https://wordpress.org/support/plugin/wp-cerber/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wp-cerber/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/wp-cerber/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [gioni](https://wordpress.org/support/users/gioni/)
 * Last activity: [8 years, 2 months ago](https://wordpress.org/support/topic/errors-with-standard-mode-security-engine/#post-10157196)
 * Status: resolved