Fatal error: Uncaught Error: Class "WPMailSMTP\Tasks\Tasks" not found in /var/www/html/wp-content/plugins/wp-mail-smtp/src/Core.php:247 Stack trace: #0 /var/www/html/wp-includes/class-wp-hook.php(324): WPMailSMTP\Core->get_tasks() #1 /var/www/html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #2 /var/www/html/wp-includes/plugin.php(517): WP_Hook->do_action() #3 /var/www/html/wp-settings.php(695): do_action() #4 /var/www/html/wp-config.php(40): require_once('...') #5 /var/www/html/wp-load.php(50): require_once('...') #6 /var/www/html/wp-blog-header.php(13): require_once('...') #7 /var/www/html/index.php(21): require('...') #8 {main} thrown in /var/www/html/wp-content/plugins/wp-mail-smtp/src/Core.php on line 247