{"id":19001199,"date":"2026-08-24T10:12:08","date_gmt":"2026-08-24T10:12:08","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/bigcommerce-plugin-causes-critical-error-on-php-8-3\/"},"modified":"2026-08-24T10:12:08","modified_gmt":"2026-08-24T10:12:08","slug":"bigcommerce-plugin-causes-critical-error-on-php-8-3","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/bigcommerce-plugin-causes-critical-error-on-php-8-3\/","title":{"rendered":"BigCommerce plugin causes critical error on PHP 8.3"},"content":{"rendered":"<p>Hi BigCommerce Support Team,<\/p>\n<p>We are experiencing a critical error after running the BigCommerce plugin on PHP 8.3.<\/p>\n<p>The page first shows multiple deprecated notices from <code>Pimple\\Container<\/code> (<code>offsetExists<\/code>, <code>offsetGet<\/code>, <code>offsetSet<\/code>, and <code>offsetUnset<\/code>) and then ends with **&#8221;There has been a critical error on this website.&#8221;**<\/p>\n<p>We temporarily added <code>#[\\ReturnTypeWillChange]<\/code> to <code>vendor\/pimple\/pimple\/src\/Pimple\/Container.php<\/code>, but the critical error still occurs.<\/p>\n<p>We have already checked:<\/p>\n<p>* WordPress <code>debug.log<\/code> (only deprecated notices are logged)<br \/>\n* Server Apache error logs (no PHP fatal error is shown)<\/p>\n<p>Could you please confirm whether the current BigCommerce plugin version is fully compatible with PHP 8.3 and advise how to resolve the critical error?<\/p>\n<p>A screenshot of the error is attached.<\/p>\n<p>https:\/\/prnt.sc\/QLZsobzj8y7U<\/p>\n<p>Thank you.<\/p>\n","protected":false},"template":"","class_list":["post-19001199","topic","type-topic","status-publish","hentry","topic-tag-compatibility","topic-tag-critical-error"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19001199","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\/19001199\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19001199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}