Fatal error: Uncaught Error: Undefined constant Simple_History\Helpers::MASKED_VALUE in /var/www/html/wp-content/plugins/simple-history/dropins/class-detective-mode-dropin.php:15
Stack trace:
#0 /var/www/html/wp-content/plugins/simple-history/inc/services/class-dropins-loader.php(109): [constant expression]()
#1 /var/www/html/wp-includes/class-wp-hook.php(324): Simple_History\Services\Dropins_Loader->load_dropins('')
#2 /var/www/html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#3 /var/www/html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /var/www/html/wp-settings.php(678): do_action('after_setup_the...')
#5 /var/www/html/wp-config.php(147): require_once('/var/www/html/w...')
#6 /var/www/html/wp-load.php(50): require_once('/var/www/html/w...')
#7 /var/www/html/wp-blog-header.php(13): require_once('/var/www/html/w...')
#8 /var/www/html/index.php(17): require('/var/www/html/w...')
#9 {main}
  thrown in /var/www/html/wp-content/plugins/simple-history/dropins/class-detective-mode-dropin.php on line 15