Warning: require(/home/www/httpdocs/wp-includes/version.php): Failed to open stream: No such file or directory in /home/www/httpdocs/wp-settings.php on line 34

Fatal error: Uncaught Error: Failed opening required '/home/www/httpdocs/wp-includes/version.php' (include_path='.:/etc/phpnet/php/81/lib/php') in /home/www/httpdocs/wp-settings.php:34 Stack trace: #0 /home/www/httpdocs/wp-config.php(110): require_once() #1 /home/www/httpdocs/wp-load.php(50): require_once('/home/www/httpd...') #2 /home/www/httpdocs/wp-blog-header.php(13): require_once('/home/www/httpd...') #3 /home/www/httpdocs/index.php(17): require('/home/www/httpd...') #4 {main} thrown in /home/www/httpdocs/wp-settings.php on line 34