Fatal error: Uncaught Error: Call to undefined function twenty_twenty_one_the_posts_navigation() in /mnt/web223/b3/00/5807000/htdocs/STRATO-apps/wordpress_13/app/wp-content/themes/stars/archive.php:31
Stack trace:
#0 /mnt/web223/b3/00/5807000/htdocs/STRATO-apps/wordpress_13/app/wp-includes/template-loader.php(106): include()
#1 /mnt/web223/b3/00/5807000/htdocs/STRATO-apps/wordpress_13/app/wp-blog-header.php(19): require_once('/mnt/web223/b3/...')
#2 /mnt/web223/b3/00/5807000/htdocs/STRATO-apps/wordpress_13/app/index.php(17): require('/mnt/web223/b3/...')
#3 {main}
thrown in /mnt/web223/b3/00/5807000/htdocs/STRATO-apps/wordpress_13/app/wp-content/themes/stars/archive.php on line 31