Fatal error: Uncaught Error: Call to undefined function twentynineteen_the_posts_navigation() in C:\xampp\htdocs\anodynespine\wp-content\themes\anodyntheme\archive.php:43 Stack trace: #0 C:\xampp\htdocs\anodynespine\wp-includes\template-loader.php(106): include() #1 C:\xampp\htdocs\anodynespine\wp-blog-header.php(19): require_once('C:\\xampp\\htdocs...') #2 C:\xampp\htdocs\anodynespine\index.php(17): require('C:\\xampp\\htdocs...') #3 {main} thrown in C:\xampp\htdocs\anodynespine\wp-content\themes\anodyntheme\archive.php on line 43