Fatal error: Uncaught Error: Class 'WP_HTML_Tag_Processor' not found in /home/customer/www/helenhousandi.com/public_html/wp-content/plugins/gutenberg/lib/compat/wordpress-6.4/html-api/class-wp-html-processor.php:131 Stack trace: #0 /home/customer/www/helenhousandi.com/public_html/wp-content/plugins/gutenberg/lib/load.php(82): require() #1 /home/customer/www/helenhousandi.com/public_html/wp-content/plugins/gutenberg/gutenberg.php(73): require_once('/home/customer/...') #2 /home/customer/www/helenhousandi.com/public_html/wp-content/plugins/gutenberg/gutenberg.php(20): gutenberg_pre_init() #3 /home/customer/www/helenhousandi.com/public_html/wp-settings.php(447): include_once('/home/customer/...') #4 /home/customer/www/helenhousandi.com/public_html/wp-config.php(36): require_once('/home/customer/...') #5 /home/customer/www/helenhousandi.com/public_html/wp-load.php(50): require_once('/home/customer/...') #6 /home/customer/www/helenhousandi.com/public_html/wp-blog-header.php(13): require_once('/home/customer/...') #7 /home/cust in /home/customer/www/helenhousandi.com/public_html/wp-content/plugins/gutenberg/lib/compat/wordpress-6.4/html-api/class-wp-html-processor.php on line 131