Fatal error: Uncaught Error: Undefined constant "WP_Rocket\Buffer\WP_ROCKET_PLUGIN_NAME" in /var/www/vhosts/superbilgiler.com/httpdocs/wp-content/plugins/wp-rocket.old/inc/classes/Buffer/class-cache.php:439 Stack trace: #0 /var/www/vhosts/superbilgiler.com/httpdocs/wp-content/plugins/wp-rocket.old/inc/classes/Buffer/class-cache.php(278): WP_Rocket\Buffer\Cache->get_rocket_footprint() #1 [internal function]: WP_Rocket\Buffer\Cache->maybe_process_buffer() #2 /var/www/vhosts/superbilgiler.com/httpdocs/wp-includes/functions.php(5373): ob_end_flush() #3 /var/www/vhosts/superbilgiler.com/httpdocs/wp-includes/class-wp-hook.php(324): wp_ob_end_flush_all() #4 /var/www/vhosts/superbilgiler.com/httpdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #5 /var/www/vhosts/superbilgiler.com/httpdocs/wp-includes/plugin.php(517): WP_Hook->do_action() #6 /var/www/vhosts/superbilgiler.com/httpdocs/wp-includes/load.php(1260): do_action() #7 [internal function]: shutdown_action_hook() #8 {main} thrown in /var/www/vhosts/superbilgiler.com/httpdocs/wp-content/plugins/wp-rocket.old/inc/classes/Buffer/class-cache.php on line 439