Getting Errors on Checkout Page Log In Register Lost Password Viewing 2 posts - 1 through 2 (of 2 total) Discussion broccoharry May 26, 2017 at 9:52 pm #150 Hi, I am getting an “Internal Server Error” as well as these PHP errors on my checkout page whenever I try to complete a payment using the “On-site Payment” option: Warning : array_merge(): Argument #1 is not an array in /AAA/wp-content/plugins/woocommerce-subscriptions/includes/class-wcs-cart-renewal.php on line 432 Warning : array_key_exists() expects parameter 2 to be array, null given in /AAA/wp-content/plugins/woocommerce-subscriptions/includes/class-wcs-cart-renewal.php on line 436 (…) Could you please look into this? Thanks. This topic was modified 6 hours, 30 minutes ago by broccoharry. broccoharry May 26, 2017 at 9:53 pm #152 This reply has been marked as private. Log In Register Lost Password Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.