wp-cron not working

    
function cron_daily_whatever() {
  if (!wp_next_scheduled('check_daily_event')) {
    wp_schedule_event(time(),'daily','check_daily_event');
  }
}

function check_daily_event() {
    error_log('check');
}

add_action('wp','cron_daily_whatever');
add_action('check_daily_event','check_daily_event');