2017年6月17日:44:07 UTC PHP致命错误:调用第615行/home/xxxxx/xxxx/xxxx.com/test/wp-content/plugins/woocommerce-pdf-invoices/includes/abstracts/abstract-invoice.php中数组中的成员函数get_id()
add_action(
但在单击复选框后,当我们单击add to cart按钮时,将显示此错误。The site is experiencing technical difficulties.我怎样才能克服这个问题?add_action( 'woocommerce_before_add_to_cart_button', 'custom_product_option_checkbox_field' ); }
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