404 Not Found

nginx

Warning: require_once(/home/dcdebtcl/public_html/wp-admin/includes/class-wp-site-health.php): Failed to open stream: No such file or directory in /home/dcdebtcl/public_html/wp-settings.php on line 753

Fatal error: Uncaught Error: Failed opening required '/home/dcdebtcl/public_html/wp-admin/includes/class-wp-site-health.php' (include_path='.:') in /home/dcdebtcl/public_html/wp-settings.php:753 Stack trace: #0 /home/dcdebtcl/public_html/wp-config.php(106): require_once() #1 /home/dcdebtcl/public_html/wp-load.php(50): require_once('/home/dcdebtcl/...') #2 /home/dcdebtcl/public_html/wp-blog-header.php(13): require_once('/home/dcdebtcl/...') #3 /home/dcdebtcl/public_html/index.php(43): require('/home/dcdebtcl/...') #4 {main} thrown in /home/dcdebtcl/public_html/wp-settings.php on line 753