Title: [Plugin: WooCommerce] causing a FATAL ERROR
Last modified: September 1, 2016

---

# [Plugin: WooCommerce] causing a FATAL ERROR

 *  [Blahtor](https://wordpress.org/support/users/blahtor/)
 * (@blahtor)
 * [9 years, 8 months ago](https://wordpress.org/support/topic/plugin-woocommerce-causing-a-fatal-error-1/)
 * Hi, I am using InstantWordPress to build a website offline.
    I just installed
   WooCommerce and after that the site stopped working. Every time I try to open
   the front page, I get the following error message:
 * Fatal error: Call to undefined function is_embed() in F:\InstantWP_4.5\iwpserver\
   htdocs\wordpress\wp-content\plugins\woocommerce\includes\class-wc-template-loader.
   php on line 45
 * Help, please.
 * [https://wordpress.org/plugins/woocommerce/](https://wordpress.org/plugins/woocommerce/)

Viewing 1 replies (of 1 total)

 *  [Caleb Burks](https://wordpress.org/support/users/icaleb/)
 * (@icaleb)
 * Automattic Happiness Engineer
 * [9 years, 8 months ago](https://wordpress.org/support/topic/plugin-woocommerce-causing-a-fatal-error-1/#post-7692119)
 * Hmm, that is a core WordPress function that has been around since 4.4: [https://core.trac.wordpress.org/browser/tags/4.6/src/wp-includes/query.php#L706](https://core.trac.wordpress.org/browser/tags/4.6/src/wp-includes/query.php#L706)
 * Are you using WordPress 4.4+?
 * You’ll need to FTP into your site and rename the plugin folder to temporarily
   deactivate WooCommerce to regain access to the admin.

Viewing 1 replies (of 1 total)

The topic ‘[Plugin: WooCommerce] causing a FATAL ERROR’ is closed to new replies.

 * ![](https://ps.w.org/woocommerce/assets/icon.svg?rev=3234504)
 * [WooCommerce](https://wordpress.org/plugins/woocommerce/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/woocommerce/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/woocommerce/)
 * [Active Topics](https://wordpress.org/support/plugin/woocommerce/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/woocommerce/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/woocommerce/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [Caleb Burks](https://wordpress.org/support/users/icaleb/)
 * Last activity: [9 years, 8 months ago](https://wordpress.org/support/topic/plugin-woocommerce-causing-a-fatal-error-1/#post-7692119)
 * Status: not resolved