Error while exporting / downloading certificate - File Not Found The requested URL not found

When trying to download a signed certificate from the SonicWall, it fails with the error - 'File Not Found The requested URL was not found on this server: /xxxx.xxx.pfx '

This is due to a period (".") in the certificate name. There are two instances when name can be set in a certificate. 1) When creating a Certificate Signing Request (CSR) in the Certificate Alias. 2) When importing a signed certificate into the SonicWall. If there is a period (".") in the certificate name, exporting the certificate will fail with the above error message. Below screenshots are examples of such unsupported configuration: