I'm encountering the same issue
my correlation id is 1609948040_436_78_l55p057m_VDP_ARM
i tried both submit my own CSR and generate private key (1609948192_101_93_l55p055m_VDP_ARM) both encountering "We encountered an unexpected error. Please try again." with http rc of 500 at https://developer.visa.com/vdp-api/apps
Looking forward to your reply.
Thanks for providing this information and my apologies for the delayed response. We've already logged a case for your issue and the case number is INC10769230. Someone will reach out to you soon. Please let us know if you have other questions.
To follow up, the logs indicate that there is invalid content in your CSR; however, it does not specify what value is causing the issue. Please review your CSR and take out any unusual characters or you can send us an email at email@example.com and a Visa representative will review your CSR for you. After trying to submit your CSR again, please share your results with us and let us know if you have other questions, we'll be happy to help.