Fatal error: Uncaught Error: Undefined class constant 'STORE_ID_OPTION' in /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-usage-tracking.php:136
Stack trace:
#0 /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-usage-tracking.php(74): JP4WC_Tracker::get_tracking_data()
#1 /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-install.php(92): JP4WC_Tracker::jp4wc_send_tracking_data(true)
#2 /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-install.php(58): JP4WC_Install::update_jp4wc_version()
#3 /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-install.php(30): JP4WC_Install::install()
#4 /home/sumire-ryokan/www/shop/wp-includes/class-wp-hook.php(307): JP4WC_Install::check_version('')
#5 /home/sumire-ryokan/www/shop/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#6 /home/sumire-ryokan/www/shop/wp- in /home/sumire-ryokan/www/shop/wp-content/plugins/woocommerce-for-japan/includes/class-jp4wc-usage-tracking.php on line 136