Fatal error: Uncaught Error: Class 'Elementor\Widget_Base' not found in C:\xampp\htdocs\wp-content\plugins\wp-timelines\inc\elementor\timeline-infographics.php:4 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wp-content\plugins\wp-timelines\inc\elementor\timeline-infographics.php on line 4