Fatal error: Uncaught Error: Call to undefined method WP_Object_Cache::add_non_persistent_groups() in /home/customer/www/telestense.it/public_html/wp-content/object-cache.php:117
Stack trace:
#0 /home/customer/www/telestense.it/public_html/wp-includes/load.php(688): wp_cache_add_non_persistent_groups(Array)
#1 /home/customer/www/telestense.it/public_html/wp-settings.php(131): wp_start_object_cache()
#2 /home/customer/www/telestense.it/public_html/wp-config.php(78): require_once('/home/customer/...')
#3 /home/customer/www/telestense.it/public_html/wp-load.php(37): require_once('/home/customer/...')
#4 /home/customer/www/telestense.it/public_html/wp-blog-header.php(13): require_once('/home/customer/...')
#5 /home/customer/www/telestense.it/public_html/index.php(17): require('/home/customer/...')
#6 {main}
thrown in /home/customer/www/telestense.it/public_html/wp-content/object-cache.php on line 117