Title: PHP Notice HTTP_USER_AGENT
Last modified: October 17, 2017

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# PHP Notice HTTP_USER_AGENT

 *  [mi13](https://wordpress.org/support/users/mi13/)
 * (@mi13)
 * [8 years, 7 months ago](https://wordpress.org/support/topic/php-notice-http_user_agent/)
 * Добрый день уважаемые разрабы! После установки hyper cache плагина переодически
   стала вылазить ошибка в error logs
 * Undefined index: HTTP_USER_AGENT
    Type: PHP Notice Line: 17 File: …/public_html/
   wp-content/advanced-cache.php
 * пожалуйста исправте или подскажите как исправить

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

 *  [Imidg](https://wordpress.org/support/users/imidg/)
 * (@imidg)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/php-notice-http_user_agent/#post-10071951)
 * У вас firewall режет строчку с User-Agent и сервер не получает данных по браузеру
   в переменной `HTTP_USER_AGENT`.
 * Но это мелочи, как можно видеть в логах это лишь PHP Notice.
    😉
 * Поставьте в настройках PHP
 * > error_reporting E_ALL & ~E_NOTICE
 * чтобы они вам не досаждали.
 *  Thread Starter [mi13](https://wordpress.org/support/users/mi13/)
 * (@mi13)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/php-notice-http_user_agent/#post-10072059)
 * Спасибо за ответ. Все понял.

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

The topic ‘PHP Notice HTTP_USER_AGENT’ is closed to new replies.

 * ![](https://ps.w.org/hyper-cache/assets/icon-256x256.png?rev=3452725)
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## Tags

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

 * 2 replies
 * 2 participants
 * Last reply from: [mi13](https://wordpress.org/support/users/mi13/)
 * Last activity: [8 years, 2 months ago](https://wordpress.org/support/topic/php-notice-http_user_agent/#post-10072059)
 * Status: not resolved