Fatal error: Allowed memory size of 536870912 bytes exhausted (tried to allocate 20971520 bytes) in /var/www/html/wp-includes/class-wp-hook.php on line 79 Fatal error: Uncaught ValueError: Path cannot be empty in /var/www/html/wp-admin/includes/class-wp-filesystem-direct.php:66 Stack trace: #0 /var/www/html/wp-admin/includes/class-wp-filesystem-direct.php(66): fopen('', 'wb') #1 /var/www/html/wp-content/plugins/popup-maker/classes/Utils/Logging.php(286): WP_Filesystem_Direct->put_contents('', NULL, 420) #2 /var/www/html/wp-includes/class-wp-hook.php(308): PUM_Utils_Logging->save_logs('') #3 /var/www/html/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #4 /var/www/html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #5 /var/www/html/wp-includes/load.php(1144): do_action('shutdown') #6 [internal function]: shutdown_action_hook() #7 {main} thrown in /var/www/html/wp-admin/includes/class-wp-filesystem-direct.php on line 66