System.Security.Cryptography.CryptographicException: keyset does not exist

Question

When I make x509 certificate to encypt and decypt message, I got some error information and could not fix this problem. Could someone ever happend to solve this bug? thanks.

Answer 1

I ran into this error when I wasn't loading in the PrivateKey from my certificate into my signedXmlElement's SigningKey when trying to sign a SAML response.

signedElement.SigningKey = myCertificate.PrivateKey;