Reflection Desktop Help & HowTo > Secure Connections > Kerberos Connections > Kerberos Manager > Troubleshooting Kerberos > Diagnosing Error Messages > Security Mechanism is Invalid or Unsupported

Security Mechanism is Invalid or Unsupported

Problem: This error message may have been caused because:

  • The security mechanism requested is invalid or unsupported.

  • The Reflection Kerberos client could not find the encryption .DLL files.

Solution: Try repairing or reinstalling Reflection.