Woocommerce log – email error

My new order email to me did not get sent for an order. (Other orders worked.) I found this in my woocommerce log. 2026-03-06T16:10:34+00:00 Critical Uncaught Error: Cannot use object of type WP_Error as array in /home/vafadagio/public_html/wp-content/plugins/post-smtp-pro/extensions/microsoft-365/inc/TokenCache.php:90 Additional context{ “error”: { “type”: 1, “file”: “/home/vafadagio/public_html/wp-content/plugins/post-smtp-pro/extensions/microsoft-365/inc/TokenCache.php”, “line”: 90 }, “remote-logging”: true, “backtrace”: [ “”, “#0 /home/vafadagio/public_html/wp-content/plugins/post-smtp-pro/extensions/microsoft-365/inc/Engine.php(35): Office365PostSMTP\TokenCache->getAccessToken()”, “#1 /home/vafadagio/public_html/wp-content/plugins/post-smtp/Postman/PostmanWpMail.php(277): Office365PostSMTP\Engine->send()”, “#2 /home/vafadagio/public_html/wp-content/plugins/post-smtp/Postman/PostmanWpMail.php(84): PostmanWpMail->sendMessage()”, “#3 /home/vafadagio/public_html/wp-content/plugins/post-smtp/Postman/PostmanWpMailBinder.php(149): PostmanWpMail->send()”, “#4 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/emails/class-wc-email.php(1136): wp_mail()”, “#5 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/emails/class-wc-email-new-order.php(127): WC_Email->send()”, “#6 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(341): WC_Email_New_Order->trigger()”, “#7 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()”, “#8 /home/vafadagio/public_html/wp-includes/plugin.php(570): WP_Hook->do_action()”, “#9 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-emails.php(211): do_action_ref_array()”, “#10 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(341): WC_Emails::send_transactional_email()”, “#11 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()”, “#12 /home/vafadagio/public_html/wp-includes/plugin.php(522): WP_Hook->do_action()”, “#13 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-order.php(471): do_action()”, “#14 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-order.php(285): WC_Order->status_transition()”, “#15 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-order.php(183): WC_Order->save()”, “#16 /home/vafadagio/public_html/wp-content/plugins/woocommerce-paypal-payments/modules/ppcp-wc-gateway/src/Processor/PaymentsStatusHandlingTrait.php(68): WC_Order->payment_complete()”, “#17 /home/vafadagio/public_html/wp-content/plugins/woocommerce-paypal-payments/modules/ppcp-wc-gateway/src/Processor/PaymentsStatusHandlingTrait.php(38): WooCommerce\PayPalCommerce\WcGateway\Processor\OrderProcessor->handle_capture_status()”, “#18 /home/vafadagio/public_html/wp-content/plugins/woocommerce-paypal-payments/modules/ppcp-wc-gateway/src/Processor/OrderProcessor.php(233): WooCommerce\PayPalCommerce\WcGateway\Processor\OrderProcessor->handle_new_order_status()”, “#19 /home/vafadagio/public_html/wp-content/plugins/woocommerce-paypal-payments/modules/ppcp-wc-gateway/src/Gateway/PayPalGateway.php(547): WooCommerce\PayPalCommerce\WcGateway\Processor\OrderProcessor->process()”, “#20 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-checkout.php(1085): WooCommerce\PayPalCommerce\WcGateway\Gateway\PayPalGateway->process_payment()”, “#21 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-checkout.php(1370): WC_Checkout->process_order_payment()”, “#22 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(552): WC_Checkout->process_checkout()”, “#23 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(341): WC_AJAX::checkout()”, “#24 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()”, “#25 /home/vafadagio/public_html/wp-includes/plugin.php(522): WP_Hook->do_action()”, “#26 /home/vafadagio/public_html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(119): do_action()”, “#27 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(341): WC_AJAX::do_wc_ajax()”, “#28 /home/vafadagio/public_html/wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()”, “#29 /home/vafadagio/public_html/wp-includes/plugin.php(522): WP_Hook->do_action()”, “#30 /home/vafadagio/public_html/wp-includes/template-loader.php(23): do_action()”, “#31 /home/vafadagio/public_html/wp-blog-header.php(19): require_once(‘/home/vafadagio…’)”, “#32 /home/vafadagio/public_html/index.php(17): require(‘/home/vafadagio…’)”, “#33 {main}”, “thrown” ] } Hello @avfadagio , We hope you’re doing well. Thank you for reaching out to our support team, and we’re sorry to hear that you’re experiencing this issue. For assistance with the Premium version of the plugin, please open a support ticket through our official website so our team can assist you promptly. As per WordPress.org support guidelines, the forums are intended for the free version only, so premium support requests cannot be handled here. Thank you for your understanding, and we look forward to assisting you through the proper support channel.