1. PayPay for Developers FAQ
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  3. Does an error occur if user authorization is conducted with a referenceId that has been already user-authorized?

PayPay for Developers FAQ

Does an error occur if user authorization is conducted with a referenceId that has been already user-authorized?

No error occurs.
The set value of referenceId upon user authorization is not checked.

We ask to set referenceId for the purpose of identifying a user in the case of inquiries regarding user authorization acquisition.

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