Title: PHP Stack Trace Error and Freezing Saving Variations
Last modified: September 25, 2019

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# PHP Stack Trace Error and Freezing Saving Variations

 *  Resolved [mitchellk](https://wordpress.org/support/users/mitchellk/)
 * (@mitchellk)
 * [6 years, 8 months ago](https://wordpress.org/support/topic/php-stack-trace-error-and-freezing-saving-variations/)
 * Wordpress 5.2.3 + WooCommerce 3.7.0
    PHP Version PHP 7.0.33-0ubuntu0.16.04.6
 * Freezing saving even one variation, produces a stack trace error in PHP. Have
   disabled plugins to no avail.
 *     ```
       Stack trace:
       #0 /var/www/mysite/wp-includes/class-wp-hook.php(286): WoocommerceGpfAdmin->save_variation(29891, 7)
       #1 /var/www/mysite/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array)
       #2 /var/www/mysite/wp-includes/plugin.php(465): WP_Hook->do_action(Array)
       #3 /var/www/mysite/wp-content/plugins/woocommerce/includes/admin/meta-boxes/class-wc-meta-box-product-data.php(532): do_action('woocommerce_sav...', 29891, 7)
       #4 /var/www/mysite/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(2084): WC_Meta_Box_Product_Data::save_variations(29883, Object(WP_Post))
       #5 /var/www/mysite/wp-includes/class-wp-hook.php(286): WC_AJAX::save_variations('')
       #6 /var/www/mysite/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters" while reading response header from upstream, 
       ```
   

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

 *  [Joey – a11n](https://wordpress.org/support/users/jricketts4/)
 * (@jricketts4)
 * [6 years, 8 months ago](https://wordpress.org/support/topic/php-stack-trace-error-and-freezing-saving-variations/#post-11975975)
 * Hi there,
 * It looks like this is only a partial error message, we’ll need more than just
   the stack trace to identify the possible issue.
    Would you be able to copy/paste
   the full error message that’s being recorded?
 * Thank you,
    Joey
 *  [enaidecarvalho](https://wordpress.org/support/users/enaidecarvalho/)
 * (@enaidecarvalho)
 * [6 years, 6 months ago](https://wordpress.org/support/topic/php-stack-trace-error-and-freezing-saving-variations/#post-12212615)
 * Tambem estou com problemas no meu site, Alguem pode me ajudar entender isso.
 * Fatal error: Uncaught Error: Class ‘Requests_Cookie_Jar’ not found in /home4/
   acad9615/bebereborn.website/wp-includes/class-requests.php:589 Stack trace: #
   0 /home4/acad9615/bebereborn.website/wp-includes/class-requests.php(363): Requests::
   set_defaults(‘[https://api.wor…&#8217](https://api.wor…&#8217);, Array, Array,‘
   POST’, Array) #1 /home4/acad9615/bebereborn.website/wp-includes/class-http.php(
   393): Requests::request(‘[https://api.wor…&#8217](https://api.wor…&#8217);, Array,
   Array, ‘POST’, Array) #2 /home4/acad9615/bebereborn.website/wp-includes/class-
   http.php(605): WP_Http->request(‘[https://api.wor…&#8217](https://api.wor…&#8217);,
   Array) #3 /home4/acad9615/bebereborn.website/wp-includes/http.php(181): WP_Http-
   >post(‘[https://api.wor…&#8217](https://api.wor…&#8217);, Array) #4 /home4/acad9615/
   bebereborn.website/wp-admin/includes/dashboard.php(1658): wp_remote_post(‘[https://api.wor…&#8217](https://api.wor…&#8217);,
   Array) #5 /home4/acad9615/bebereborn.website/wp-admin/includes/dashboard.php(
   27): wp_check_browser_version() #6 /home4/acad9615/bebereborn.website/wp-admin/
   index.php(15): wp_dashboard_setup() #7 {main} thrown in /home4/acad9615/bebereborn.
   website/wp-includes/class-requests.php on line 589

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

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## Tags

 * [php](https://wordpress.org/support/topic-tag/php/)
 * [Saving](https://wordpress.org/support/topic-tag/saving/)
 * [trace](https://wordpress.org/support/topic-tag/trace/)
 * [variations](https://wordpress.org/support/topic-tag/variations/)

 * 2 replies
 * 1 participant
 * Last reply from: [enaidecarvalho](https://wordpress.org/support/users/enaidecarvalho/)
 * Last activity: [6 years, 6 months ago](https://wordpress.org/support/topic/php-stack-trace-error-and-freezing-saving-variations/#post-12212615)
 * Status: resolved