{"id":19008253,"date":"2026-09-01T08:40:35","date_gmt":"2026-09-01T08:40:35","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/fatal-error-uncaught-error-object-of-class-__php_incomplete_cl\/"},"modified":"2026-09-01T08:40:35","modified_gmt":"2026-09-01T08:40:35","slug":"fatal-error-uncaught-error-object-of-class-__php_incomplete_cl","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/fatal-error-uncaught-error-object-of-class-__php_incomplete_cl\/","title":{"rendered":"Fatal error: Uncaught Error: Object of class __PHP_Incomplete_Cl"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">fatal error for <a href=\"http:\/\/docs.woocommerce.com\/document\/subscriptions\/\">http:\/\/docs.woocommerce.com\/document\/subscriptions\/<\/a> plugin in admin backend<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">WP: v7.1 all plugin updated<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Fatal error: Uncaught Error: Object of class __PHP_Incomplete_Class could not be converted to string in \/var\/www\/domain.ex\/wp-content\/plugins\/flexible-checkout-fields\/classes\/display-options.php:379 Stack trace: #0 \/var\/www\/domain.ex\/wp-content\/plugins\/flexible-checkout-fields\/classes\/display-options.php(346): Flexible_Checkout_Fields_Disaplay_Options-&gt;woocommerce_order_formatted_address() #1 \/var\/www\/domain.ex\/wp-includes\/class-wp-hook.php(353): Flexible_Checkout_Fields_Disaplay_Options-&gt;woocommerce_order_formatted_billing_address() #2 \/var\/www\/domain.ex\/wp-includes\/plugin.php(206): WP_Hook-&gt;apply_filters() #3 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce\/includes\/class-wc-order.php(1051): apply_filters() #4 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce-subscriptions\/includes\/core\/admin\/class-wcs-admin-post-types.php(585): WC_Order-&gt;get_formatted_billing_address() #5 \/var\/www\/domain.ex\/wp-includes\/class-wp-hook.php(353): WCS_Admin_Post_Types-&gt;render_shop_subscription_columns() #6 \/var\/www\/domain.ex\/wp-includes\/class-wp-hook.php(377): WP_Hook-&gt;apply_filters() #7 \/var\/www\/domain.ex\/wp-includes\/plugin.php(523): WP_Hook-&gt;do_action() #8 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce\/src\/Internal\/Admin\/Orders\/ListTable.php(195): do_action() #9 \/var\/www\/domain.ex\/wp-admin\/includes\/class-wp-list-table.php(1854): Automattic\\WooCommerce\\Internal\\Admin\\Orders\\ListTable-&gt;column_default() #10 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce\/src\/Internal\/Admin\/Orders\/ListTable.php(159): WP_List_Table-&gt;single_row_columns() #11 \/var\/www\/domain.ex\/wp-admin\/includes\/class-wp-list-table.php(1740): Automattic\\WooCommerce\\Internal\\Admin\\Orders\\ListTable-&gt;single_row() #12 \/var\/www\/domain.ex\/wp-admin\/includes\/class-wp-list-table.php(1725): WP_List_Table-&gt;display_rows() #13 \/var\/www\/domain.ex\/wp-admin\/includes\/class-wp-list-table.php(1644): WP_List_Table-&gt;display_rows_or_placeholder() #14 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce\/src\/Internal\/Admin\/Orders\/ListTable.php(284): WP_List_Table-&gt;display() #15 \/var\/www\/domain.ex\/wp-content\/plugins\/woocommerce\/src\/Internal\/Admin\/Orders\/PageController.php(300): Automattic\\WooCommerce\\Internal\\Admin\\Orders\\ListTable-&gt;display() #16 \/var\/www\/domain.ex\/wp-includes\/class-wp-hook.php(353): Automattic\\WooCommerce\\Internal\\Admin\\Orders\\PageController-&gt;output() #17 \/var\/www\/domain.ex\/wp-includes\/class-wp-hook.php(377): WP_Hook-&gt;apply_filters() #18 \/var\/www\/domain.ex\/wp-includes\/plugin.php(523): WP_Hook-&gt;do_action() #19 \/var\/www\/domain.ex\/wp-admin\/admin.php(264): do_action() #20 {main} thrown in \/var\/www\/domain.ex\/wp-content\/plugins\/flexible-checkout-fields\/classes\/display-options.php on line 379<\/code><\/pre>\n","protected":false},"template":"","class_list":["post-19008253","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19008253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19008253\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19008253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}