Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class "Automattic\Jetpack\Extensions\Contact_Form\Contact_Form_Block" not found in /var/www/wp-includes/class-wp-hook.php:324 Stack trace: #0 /var/www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(Object(Jetpack_Keyring_Service_Helper), Array) #1 /var/www/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #2 /var/www/wp-settings.php(643): do_action('init') #3 /var/www/wp-config.php(103): require_once('/var/www/wp-set...') #4 /var/www/wp-load.php(50): require_once('/var/www/wp-con...') #5 /var/www/wp-blog-header.php(13): require_once('/var/www/wp-loa...') #6 /var/www/index.php(17): require('/var/www/wp-blo...') #7 {main} thrown in /var/www/wp-includes/class-wp-hook.php on line 324
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