This is a bug. You can fix it yourself by editing Register-ObjectIdentifier.ps1 file as follows:
Locate this code part:
and replace with this one:
it is a typo in the enum class name.
Locate this code part:
$Group=switch ($OidGroup) { "ApplicationPolicy" {[Security.Cryptography.Oid2]::ApplicationPolicy} "IssuancePolicy" {[Security.Cryptography.Oid2]::IssuancePolicy} }
$Group=switch ($OidGroup) { "ApplicationPolicy" {[Security.Cryptography.OidGroupEnum]::ApplicationPolicy} "IssuancePolicy" {[Security.Cryptography.OidGroupEnum]::IssuancePolicy} }