Warning: require_once(ABSPATHWPINC/class-wp-network.php): failed to open stream: No such file or directory in /home/.sites/133/site516/web/WP/wp-includes/ms-settings.php on line 26

Fatal error: require_once(): Failed opening required 'ABSPATHWPINC/class-wp-network.php' (include_path='.:/usr/lib/php') in /home/.sites/133/site516/web/WP/wp-includes/ms-settings.php on line 26