Cloudera promotion is not working

[#1]

"Candidates who attempt the exam and would like to purchase another voucher may use the code ‘SecondShot’ to benefit from a 50% discount."

I tried to use the second shot promotion but it's not working. Any idea please?

[#2]

Hello there,

Please reach out to our Certification Team at certification@cloudera.com. They will be able to assist you with your case.

Thank you.