This is for the error “Invalid Date” or “Birthdate: invalid date” on the checkout form.
Please check the following:
- if you have any validation rule on the Birthdate field on Payment Txn object. If so change, deactivate the validation rule and check again.
- The format of the date is correct i.e. correct order of day/month/year. The format of the Birthdate on our standard setup is: DD/MM/YYYY:
- Please check the user's, the system's locale settings and the guest user locale setting match.