I was getting rapidly Event ID 1202 Source SceCli on my domain controller. Security policies were propagated with warning. 0x4b8: An extended error has occurred. Advanced help for this problem is available on http://support.microsoft.com. Query for "troubleshooting 1202 events". – Event ID 1202 Source SceCli It was a newly build Windows Server 2012 Domain Controller. I have scenario like this; Before: Primary Domain Controller: Windows Server 2003 (32-bit) Secondary Domain Controller: Windows Server 2008 (32-bit) Now: Primary Domain Controller: Windows Server 2012 Secondary Domain Controller: Windows Server 2008 (32-bit) After successfully DC promotion and after a week, I start getting Event ID 1202 on newly build server. L I tried various solutions but nothing was great except the below one; Solution ( Caution ): Start > Type CMD > Run As Administrator (Open it on Windows Server 2012: Domain Controller) Type dcgpofix /ignoresche...