Warning: require(C:\XAMPP\htdocs/wp-blog-header.php): Failed to open stream: No such file or directory in C:\XAMPP\htdocs\index.php on line 19

Fatal error: Uncaught Error: Failed opening required 'C:\XAMPP\htdocs/wp-blog-header.php' (include_path='C:\XAMPP\php\PEAR') in C:\XAMPP\htdocs\index.php:19 Stack trace: #0 {main} thrown in C:\XAMPP\htdocs\index.php on line 19