Fatal error: Uncaught Error: Call to undefined function get_user_by() in /home1/underts/public_html/wordpress/2024/wp-includes/user.php:2050 Stack trace: #0 /home1/underts/public_html/wordpress/2024/wp-content/plugins/use-any-font/includes/functions/uaf_cache_functions.php(63): username_exists('adminbackup') #1 /home1/underts/public_html/wordpress/2024/wp-content/plugins/use-any-font/use-any-font.php(18): include('/home1/underts/...') #2 /home1/underts/public_html/wordpress/2024/wp-settings.php(545): include_once('/home1/underts/...') #3 /home1/underts/public_html/wordpress/2024/wp-config.php(85): require_once('/home1/underts/...') #4 /home1/underts/public_html/wordpress/2024/wp-load.php(50): require_once('/home1/underts/...') #5 /home1/underts/public_html/wordpress/2024/wp-blog-header.php(13): require_once('/home1/underts/...') #6 /home1/underts/public_html/wordpress/2024/index.php(17): require('/home1/underts/...') #7 {main} thrown in /home1/underts/public_html/wordpress/2024/wp-includes/user.php on line 2050