Warning: include(/home/httpd/vhosts/maayoo.ch/tsw/wp-content/plugins/wordpress-seo/vendor/composer/../../inc/class-wpseo-replace-vars.php): Failed to open stream: No such file or directory in /home/httpd/vhosts/maayoo.ch/tsw/wp-content/plugins/duplicate-post/vendor/composer/ClassLoader.php on line 576

Warning: include(): Failed opening '/home/httpd/vhosts/maayoo.ch/tsw/wp-content/plugins/wordpress-seo/vendor/composer/../../inc/class-wpseo-replace-vars.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /home/httpd/vhosts/maayoo.ch/tsw/wp-content/plugins/duplicate-post/vendor/composer/ClassLoader.php on line 576

Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class "WPSEO_Replace_Vars" not found in /home/httpd/vhosts/maayoo.ch/tsw/wp-includes/class-wp-hook.php:353
Stack trace:
#0 /home/httpd/vhosts/maayoo.ch/tsw/wp-includes/class-wp-hook.php(377): WP_Hook->apply_filters(NULL, Array)
#1 /home/httpd/vhosts/maayoo.ch/tsw/wp-includes/plugin.php(523): WP_Hook->do_action(Array)
#2 /home/httpd/vhosts/maayoo.ch/tsw/wp-settings.php(779): do_action('init')
#3 /home/httpd/vhosts/maayoo.ch/tsw/wp-config.php(84): require_once('/home/httpd/vho...')
#4 /home/httpd/vhosts/maayoo.ch/tsw/wp-load.php(50): require_once('/home/httpd/vho...')
#5 /home/httpd/vhosts/maayoo.ch/tsw/wp-blog-header.php(13): require_once('/home/httpd/vho...')
#6 /home/httpd/vhosts/maayoo.ch/tsw/index.php(17): require('/home/httpd/vho...')
#7 {main}
  thrown in /home/httpd/vhosts/maayoo.ch/tsw/wp-includes/class-wp-hook.php on line 353