Title: <abbr title="Not Safe For Work / Mature content">[NSFW]</abbr> Internal Server Error
Last modified: April 27, 2022

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# [NSFW] Internal Server Error

 *  [062785](https://wordpress.org/support/users/062785-1/)
 * (@062785-1)
 * [4 years, 1 month ago](https://wordpress.org/support/topic/internal-server-error-684/)
 * When you check out on our site you get an ‘internal error’.
 * Host gave us this code to review, shows that opennode is issue.
 * Unsure if I have to roll-back Woocommerce or WordPress, this was working great
   on April 8th but now it’s completely broken right when we’re launching… Please
   help!
 * We’ve reached out to support several days now no answer.
 * —
 * CODE :
 *     ```
       2022-04-27T16:07:29+00:00 CRITICAL Uncaught TypeError: implode(): Argument #2 ($array) must be of type ?array, string given in /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/opennode-for-woocommerce/opennode.php:128
       Stack trace:
       #0 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/opennode-for-woocommerce/opennode.php(128): implode(Array, ', ')
       #1 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/woocommerce/includes/class-wc-checkout.php(982): WC_Gateway_OpenNode->process_payment(5178)
       #2 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/woocommerce/includes/class-wc-checkout.php(1206): WC_Checkout->process_order_payment(5178, 'opennode')
       #3 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(461): WC_Checkout->process_checkout()
       #4 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/class-wp-hook.php(307): WC_AJAX::checkout('')
       #5 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters('', Array)
       #6 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
       #7 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(90): do_action('wc_ajax_checkou...')
       #8 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/class-wp-hook.php(307): WC_AJAX::do_wc_ajax('')
       #9 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(false, Array)
       #10 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
       #11 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-includes/template-loader.php(13): do_action('template_redire...')
       #12 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-blog-header.php(19): require_once('/chroot/home/a3...')
       #13 /chroot/home/a3a51452/e18824fd23.nxcli.net/html/index.php(17): require('/chroot/home/a3...')
       #14 {main}
         thrown in /chroot/home/a3a51452/e18824fd23.nxcli.net/html/wp-content/plugins/opennode-for-woocommerce/opennode.php on line 128
       ```
   
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Finternal-server-error-684%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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 * 0 replies
 * 1 participant
 * Last reply from: [062785](https://wordpress.org/support/users/062785-1/)
 * Last activity: [4 years, 1 month ago](https://wordpress.org/support/topic/internal-server-error-684/)
 * Status: not resolved