Title: Fatal error: Call to undefined method WP_Http
Last modified: August 21, 2016

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# Fatal error: Call to undefined method WP_Http

 *  [Van Abel](https://wordpress.org/support/users/van-abel/)
 * (@van-abel)
 * [12 years, 11 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-method-wp_http/)
 * When I try to _Connect to the WP.com_ I get:
 * >  Fatal error: Call to undefined method WP_Http::_get_first_available_transport()
   > in …./wp-source/wp-includes/http.php on line 223
 * How to fix this?
 * My WP version is 3.4.2.
 * [http://wordpress.org/extend/plugins/jetpack/](http://wordpress.org/extend/plugins/jetpack/)

Viewing 1 replies (of 1 total)

 *  [esmi](https://wordpress.org/support/users/esmi/)
 * (@esmi)
 * [12 years, 11 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-method-wp_http/#post-3863836)
 * Why are you using an old copy of WordPress? Were you aware that your site is 
   currently running a very real risk of being hacked. You need to upgrade WordPress
   asap.

Viewing 1 replies (of 1 total)

The topic ‘Fatal error: Call to undefined method WP_Http’ is closed to new replies.

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## Tags

 * [fatal error](https://wordpress.org/support/topic-tag/fatal-error/)
 * [undefined method](https://wordpress.org/support/topic-tag/undefined-method/)
 * [wp_http](https://wordpress.org/support/topic-tag/wp_http/)

 * 1 reply
 * 2 participants
 * Last reply from: [esmi](https://wordpress.org/support/users/esmi/)
 * Last activity: [12 years, 11 months ago](https://wordpress.org/support/topic/fatal-error-call-to-undefined-method-wp_http/#post-3863836)
 * Status: not resolved