Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/malvernj/public_html/wp-content/plugins/cpt-onomies/cpt-onomy.php:22
Stack trace:
#0 /home/malvernj/public_html/wp-content/plugins/cpt-onomies/cpt-onomy.php(5): CPT_TAXONOMY->__construct()
#1 {main}
thrown in /home/malvernj/public_html/wp-content/plugins/cpt-onomies/cpt-onomy.php on line 22