Title: Undefined index: HTTP_USER_AGENT
Last modified: August 30, 2016

---

# Undefined index: HTTP_USER_AGENT

 *  Resolved [shoppa](https://wordpress.org/support/users/shoppa/)
 * (@shoppa)
 * [10 years, 8 months ago](https://wordpress.org/support/topic/undefined-index-http_user_agent-6/)
 * Hello, what means the notice and how can i fix it?
 * `PHP Notice: Undefined index: HTTP_USER_AGENT in .../wp-content/plugins/all-in-
   one-seo-pack/aioseop_module_class.php on line 532`
 * The same for line 362.
 * Here will only used a woocommerce-shop without posts (only pages and products).
 * Thanks and cheers
 * [https://wordpress.org/plugins/all-in-one-seo-pack/](https://wordpress.org/plugins/all-in-one-seo-pack/)

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

 *  Plugin Support [Steve M](https://wordpress.org/support/users/wpsmort/)
 * (@wpsmort)
 * [10 years, 8 months ago](https://wordpress.org/support/topic/undefined-index-http_user_agent-6/#post-6745958)
 * This is just a PHP notice, you can safely ignore it. It’s only showing because
   you probably have wp_debug enabled.
 *  Thread Starter [shoppa](https://wordpress.org/support/users/shoppa/)
 * (@shoppa)
 * [10 years, 8 months ago](https://wordpress.org/support/topic/undefined-index-http_user_agent-6/#post-6745986)
 * Thanks, debug is now changed to “false” 🙂

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

The topic ‘Undefined index: HTTP_USER_AGENT’ is closed to new replies.

 * ![](https://ps.w.org/all-in-one-seo-pack/assets/icon.svg?rev=2443290)
 * [All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights)](https://wordpress.org/plugins/all-in-one-seo-pack/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/all-in-one-seo-pack/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/all-in-one-seo-pack/)
 * [Active Topics](https://wordpress.org/support/plugin/all-in-one-seo-pack/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/all-in-one-seo-pack/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/all-in-one-seo-pack/reviews/)

 * 2 replies
 * 2 participants
 * Last reply from: [shoppa](https://wordpress.org/support/users/shoppa/)
 * Last activity: [10 years, 8 months ago](https://wordpress.org/support/topic/undefined-index-http_user_agent-6/#post-6745986)
 * Status: resolved