Fatal error: Uncaught Error: Class 'Elementor\Data\V2\Base\Endpoint\Index' not found
in /var/www/html/wp-content/plugins/elementor/data/v2/base/endpoint/index/all-children.php on line 22

Call stack:

1. require()
   wp-content/plugins/elementor/includes/autoloader.php:266
2. Elementor\Autoloader::load_class()
   wp-content/plugins/elementor/includes/autoloader.php:302

Notice: Undefined index: file in /var/www/html/wp-content/plugins/query-monitor/collectors/php_errors.php on line 380

Notice: Undefined index: line in /var/www/html/wp-content/plugins/query-monitor/collectors/php_errors.php on line 380

3. Elementor\Autoloader::autoload()
4. spl_autoload_call()
   wp-content/plugins/elementor/core/editor/data/globals/controller.php:34
5. Elementor\C\E\D\G\Controller::register_index_endpoint()
   wp-content/plugins/elementor/data/v2/base/controller.php:409
6. Elementor\D\V\B\Controller::register()
   wp-content/plugins/elementor/data/v2/base/controller.php:462
7. Elementor\D\V\B\Controller::Elementor\D\V\B\{closure}()
   wp-includes/class-wp-hook.php:307
8. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:331
9. WP_Hook::do_action()
   wp-includes/plugin.php:476
10. do_action()
    wp-includes/rest-api.php:561
11. rest_get_server()
    wp-includes/rest-api.php:387
12. rest_api_loaded()
    wp-includes/class-wp-hook.php:307
13. WP_Hook::apply_filters()
    wp-includes/class-wp-hook.php:331
14. WP_Hook::do_action()
    wp-includes/plugin.php:524
15. do_action_ref_array()
    wp-includes/class-wp.php:398
16. WP::parse_request()
    wp-includes/class-wp.php:770
17. WP::main()
    wp-includes/functions.php:1330
18. wp()
    wp-blog-header.php:16
19. require()
    index.php:17