Today, i was updating wordpress new version 5.6.2, after that, database update but i have some problem with this:
Warning: call_user_func_array() expects parameter 1 to be a valid callback, class 'WP_Block_Supports' not found in /home/------/public_html/wp-includes/class-wp-hook.php on line 287
im looking a solution for this Warning how to fix this problem.
thank you for anybody can help me to fix this problem