Fatal error: Uncaught Error: Call to undefined function wp_cache_get_multiple() in /home/buttonup/public_html/wp-includes/functions.php:6386
Stack trace:
#0 /home/buttonup/public_html/wp-includes/post.php(7263): _get_non_cached_ids(Array, 'posts')
#1 /home/buttonup/public_html/wp-includes/class-wp-query.php(2974): _prime_post_caches(Array, true, true)
#2 /home/buttonup/public_html/wp-includes/class-wp-query.php(3387): WP_Query->get_posts()
#3 /home/buttonup/public_html/wp-includes/class-wp.php(622): WP_Query->query(Array)
#4 /home/buttonup/public_html/wp-includes/class-wp.php(739): WP->query_posts()
#5 /home/buttonup/public_html/wp-includes/functions.php(1285): WP->main('')
#6 /home/buttonup/public_html/wp-blog-header.php(16): wp()
#7 /home/buttonup/public_html/index.php(17): require('/home/buttonup/...')
#8 {main}
thrown in /home/buttonup/public_html/wp-includes/functions.php on line 6386