Warning: require_once(C:\xampp\htdocs\wordpress\wp-admin/admin.php): Failed to open stream: No such file or directory in C:\xampp\htdocs\wordpress\wp-admin\user\admin.php on line 12

Fatal error: Uncaught Error: Failed opening required 'C:\xampp\htdocs\wordpress\wp-admin/admin.php' (include_path='.;C:\php\pear') in C:\xampp\htdocs\wordpress\wp-admin\user\admin.php:12 Stack trace: #0 C:\xampp\htdocs\wordpress\wp-admin\user\about.php(11): require_once() #1 {main} thrown in C:\xampp\htdocs\wordpress\wp-admin\user\admin.php on line 12