Fatal error: Uncaught Error: Class 'Elementor\Scheme_Color' not found in /htdocs/wp-content/plugins/navmenu-addon-for-elementor/modules/menus/widgets/default-navmenu.php:199 Stack trace: #0 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(2280): ElementorMenus\Modules\Menus\Widgets\Default_Navmenu->_register_controls() #1 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(494): Elementor\Controls_Stack->init_controls() #2 /htdocs/wp-content/plugins/elementor/includes/base/widget-base.php(177): Elementor\Controls_Stack->get_stack() #3 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(300): Elementor\Widget_Base->get_stack() #4 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(2369): Elementor\Controls_Stack->get_controls() #5 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(1105): Elementor\Controls_Stack->sanitize_settings(Array) #6 /htdocs/wp-content/plugins/elementor/includes/base/controls-stack.php(2116): Elementor\Cont in /htdocs/wp-content/plugins/navmenu-addon-for-elementor/modules/menus/widgets/default-navmenu.php on line 199