I'm on joomla 3.10.12 I was on php 7 and I tested php 8 here is the message on debug mode :

Call stack

Function Location

1 () JROOT/components/com_sppagebuilder/helpers/css-parser.php:143 2 include() JROOT/libraries/src/Layout/FileLayout.php:125 3 Joomla\CMS\Layout\FileLayout->render() JROOT/components/com_sppagebuilder/parser/addon-parser.php:467 4 AddonParser::getAddonHtmlView() JROOT/components/com_sppagebuilder/parser/addon-parser.php:292 5 AddonParser::viewAddons() JROOT/components/com_sppagebuilder/views/page/tmpl/default.php:95 6 include() JROOT/libraries/src/MVC/View/HtmlView.php:701 7 Joomla\CMS\MVC\View\HtmlView->loadTemplate() JROOT/libraries/src/MVC/View/HtmlView.php:230 8 Joomla\CMS\MVC\View\HtmlView->display() JROOT/components/com_sppagebuilder/views/page/view.html.php:37 9 SppagebuilderViewPage->display() JROOT/libraries/src/MVC/Controller/BaseController.php:664 10 Joomla\CMS\MVC\Controller\BaseController->display() JROOT/components/com_sppagebuilder/controller.php:68 11 SppagebuilderController->display() JROOT/libraries/src/MVC/Controller/BaseController.php:702 12 Joomla\CMS\MVC\Controller\BaseController->execute() JROOT/components/com_sppagebuilder/sppagebuilder.php:26 13 require_once() JROOT/libraries/src/Component/ComponentHelper.php:402 14 Joomla\CMS\Component\ComponentHelper::executeComponent() JROOT/libraries/src/Component/ComponentHelper.php:377 15 Joomla\CMS\Component\ComponentHelper::renderComponent() JROOT/libraries/src/Application/SiteApplication.php:194 16 Joomla\CMS\Application\SiteApplication->dispatch() JROOT/libraries/src/Application/SiteApplication.php:233 17 Joomla\CMS\Application\SiteApplication->doExecute() JROOT/libraries/src/Application/CMSApplication.php:225 18 Joomla\CMS\Application\CMSApplication->execute() JROOT/index.php:49

I have tried to install 'com_sppagebuilder_pro_v5.0.5'.

I now have "This page does not workIt is not possible to process this request via bob-cie.fr at this time. HTTP ERROR 500"