Fatal error: Uncaught Error: Class 'WP_Block_Supports' not found in /home/perryt8/public_html/ultimateauthor/wp-includes/block-supports/duotone.php:36
Stack trace:
#0 {main}
thrown in /home/perryt8/public_html/ultimateauthor/wp-includes/block-supports/duotone.php on line 36