Error "Oops something went wrong.Please try again later." when issuing an SSL certificate.

If, when purchasing an SSL certificate, you encounter the error "Oops something went wrong.Please try again later." please refer https://sectigo.com/knowledge-base/detail/Banned-Country-List-1527076085907/kA01N000000zFKI

You can regenerate the CSR with a country code that is not included in banned countries by the Sectigo Certification Authority list.