Fatal error: Uncaught Error: Class 'Elementor\Scheme_Color' not found in /wp-content/plugins/gt3-themes-core/core/elementor/widgets/imagebox/controls.php:494 Stack trace: #0 /wp-content/plugins/gt3-themes-core/core/elementor/core/basic_widget.php(69): require_once() #1 /wp-content/plugins/gt3-themes-core/core/elementor/core/basic_widget.php(91): ElementorModal\Widgets\GT3_Core_Widget_Base->get_controls_template() #2 /wp-content/plugins/elementor/includes/base/controls-stack.php(2280): ElementorModal\Widgets\GT3_Core_Widget_Base->_register_controls() #3 /wp-content/plugins/elementor/includes/base/controls-stack.php(494): Elementor\Controls_Stack->init_controls() #4 /wp-content/plugins/elementor/includes/base/widget-base.php(177): Elementor\Controls_Stack->get_stack() #5 /wp-content/plugins/elementor/includes/base/controls-stack.php(300): Elementor\Widget_Base->get_stack() #6 /wp-content/plugins/elementor/includes/base/controls-stack.php(2369): Elementor\Controls_Stack->get_controls() #7 /wp-content/plugins/elementor/includ in /wp-content/plugins/gt3-themes-core/core/elementor/widgets/imagebox/controls.php on line 494