Forum Discussion
Kerberos KDC Errors
Hello, I have been testing Windows Server 2025 with AD DC role and sometimes in event log I can see error. The Security Account Manager failed a KDC request in an unexpected way. The error is in th...
Check Account Existence: Ensure the account mentioned in the error log exists and is active. If it is a computer account, verify that it has not been deleted or disabled.
- You can use Active Directory Users and Computers (ADUC) or the PowerShell cmdlet Get-ADUser / Get-ADComputer to verify account status.
Verify KDC Service Status:
- Ensure that the KDC service is running on all Domain Controllers.
- You can check the status with