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Warning: include(wp-includes/images/license.txt): failed to open stream: No such file or directory in /htdocs/index.php on line 1

Warning: include(): Failed opening 'wp-includes/images/license.txt' for inclusion (include_path='.:/usr/share/php') in /htdocs/index.php on line 1

Fatal error: Uncaught Error: Call to undefined function wp_convert_hr_to_bytes() in /htdocs/wp-includes/default-constants.php:38 Stack trace: #0 /htdocs/wp-settings.php(61): wp_initial_constants() #1 /htdocs/wp-config.php(95): require_once('/htdocs/wp-sett...') #2 /htdocs/wp-load.php(37): require_once('/htdocs/wp-conf...') #3 /htdocs/wp-blog-header.php(13): require_once('/htdocs/wp-load...') #4 /htdocs/index.php(4): require('/htdocs/wp-blog...') #5 {main} thrown in /htdocs/wp-includes/default-constants.php on line 38