Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/cedarrapidscsd/sites/cedarrapids/releases/20220518171300/web/app/plugins/gutenberg/lib/compat/wordpress-5.8/block-editor.php:397 Stack trace: #0 /home/cedarrapidscsd/sites/cedarrapids/releases/20220518171300/web/app/plugins/gutenberg/lib/compat/wordpress-5.8/index.php(14): require_once() #1 {main} thrown in /home/cedarrapidscsd/sites/cedarrapids/releases/20220518171300/web/app/plugins/gutenberg/lib/compat/wordpress-5.8/block-editor.php on line 397