Fatal error: Declaration of FEP\Core\Settings\General\Manager::get_model_for_css_file(Elementor\CSS_File $css_file) must be compatible with Elementor\Core\Settings\Base\Manager::get_model_for_css_file(Elementor\Core\Files\CSS\Base $css_file) in /opt/lampp/htdocs/www.defter-ai.com/wp-content/plugins/flexible-elementor-panel/inc/settings/manager.php on line 10