Fatal error: Uncaught Error: Call to undefined function remove_filter() in /var/www/html/olympiads/wp-content/plugins-tmp-06-2023/gutenberg/lib/block-supports/elements.php:116 Stack trace: #0 {main} thrown in /var/www/html/olympiads/wp-content/plugins-tmp-06-2023/gutenberg/lib/block-supports/elements.php on line 116