Fatal error: Uncaught Error: Class 'WP_HTML_Tag_Processor' not found in C:\wsrvr\htdocs\wp-includes\interactivity-api\class-wp-interactivity-api-directives-processor.php:18 Stack trace: #0 {main} thrown in C:\wsrvr\htdocs\wp-includes\interactivity-api\class-wp-interactivity-api-directives-processor.php on line 18