Fatal error: Uncaught Error: Class 'Elementor\Scheme_Color' not found in /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/jet-elements/includes/addons/jet-elements-button.php:490 Stack trace: #0 /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(2302): Elementor\Jet_Elements_Button->_register_controls() #1 /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(1039): Elementor\Controls_Stack->init_controls() #2 /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(495): Elementor\Widget_Base->init_controls() #3 /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/elementor/includes/base/widget-base.php(177): Elementor\Controls_Stack->get_stack() #4 /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/elementor/includes/base/controls-stack.php(299): in /home/customer/www/allinveranda.frisse-site.nl/public_html/wp-content/plugins/jet-elements/includes/addons/jet-elements-button.php on line 490