What causes the error message "現在こちらのショップでペイディが利用できません" to appear in Paidy Checkout? – Paidy Merchant Support

Please check if any of the following applies.

	Cause	Solution
1	The following formula is not holding true: amount = (unit_price * quantity) + tax + shipping This is frequently observed in cases such as: 1. When discounts from points, coupons, or bundle sales are applied 2. When performing calculations that involve decimal amounts	Set valid values for which the formula is valid.
2	On the checkout phone and email input screen, the entered email address for the test account is invalid.	Set a valid email address for the test account.
3	The name1 field in the buyer object is not set, or it is set to null.	Set the full name (in kanji) for buyer.name1.
4	The configuration for the shipping_address object is invalid due to one of the following reasons: 1. None of the fields (state, city, line2, line1) are set. 2. zip is not set.	Set the values in accordance with the specifications of the shipping_address object.
5	The shipping_address object is not set, or it is set to null.	Set the values in accordance with the specifications of the shipping_address object.
6	The data format of the JSON field does not match the set value due to the following reasons: 1. A string or empty value ("") was set for an Integer field. 2. A numeric value was set for a String field. 3. A value other than the allowed values was set for a field with predefined values.	Set the values in accordance with the specifications for each JSON field.
7	The email address set in the buyer object is invalid for the following reason(s): 1. It contains consecutive dots. Example: paidy..payment@paidy.com 2. A dot is placed right before the @ symbol. Example: paidypayment.@paidy.com 3. It contains two @ symbols. Example: paidy@payment@paidy.com 4. The domain does not exist. Example: paidy.payment@com	Set an email address that does not match any of these conditions in buyer.email.
8	The public API key is invalid, such as having an incorrect number of digits.	Set a valid public API key.
9	You are attempting to create a payment using a production API key with a test consumer account (e.g., successful.payment@paidy.com).	Create the payment with a valid combination of API key and consumer account.
10	You are attempting to create a payment using a test API key with a production consumer account.

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