Fatal error: Uncaught Error: Call to undefined function get_plugins()
in /home/vuser08/6/5/0079656/www.fmic.jp/blog/wp-content/plugins/stops-core-theme-and-plugin-updates/includes/MPSUM_Utils.php on line 228

コールスタック:

1. MPSUM_Utils::maybe_deactivate_free_version()
   wp-content/plugins/stops-core-theme-and-plugin-updates/main.php:551
2. MPSUM_Updates_Manager::check_premium()
   wp-content/plugins/stops-core-theme-and-plugin-updates/main.php:535
3. MPSUM_Updates_Manager::plugins_loaded()
   wp-includes/class-wp-hook.php:303
4. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:327
5. WP_Hook::do_action()
   wp-includes/plugin.php:470
6. do_action()
   wp-settings.php:441
7. require_once()
   wp-config.php:93
8. require_once()
   wp-load.php:50
9. require_once()
   wp-blog-header.php:13
10. require()
    index.php:17