What is this?

[ghost]

System.ArgumentException: illegal object in GetInstance: DerOctetString

at Org.BouncyCastle.Asn1.DerBitString.GetInstance(Object obj)
at Org.BouncyCastle.Asn1.X509.SubjectPublicKeyInfo..ctor(Asn1Sequence seq)
at Org.BouncyCastle.Asn1.X509.SubjectPublicKeyInfo.GetInstance(Object obj)
at Org.BouncyCastle.Security.PublicKeyFactory.CreateKey(Byte[] keyInfoData)
at Portable.Licensing.Security.Cryptography.KeyFactory.FromPublicKeyString(String publicKey)
at Portable.Licensing.License.VerifySignature(String publicKey)
at Portable.Licensing.Validation.LicenseValidationExtensions.<>c__DisplayClassd.b__c(License license)
at Portable.Licensing.Validation.ValidationChainBuilder.d__1.MoveNext()
at LicenseGen.Program.Main(String[] args) in c:\Users\0xFireball\Programs\C#\ExaPhaser\Licensing\FireCryptEx\KeyGen\LicenseGen\Program.cs:line 39

[ghost]

if (validationFailures.Any())
{
foreach (var failure in validationFailures.ToList())
Console.WriteLine(failure.GetType().Name + ": " + failure.Message + " - " + failure.HowToResolve);
}

[ArcherTrister]

Maybe the public and private keys are confusing.