Tried http://social.technet.microsoft.com/wiki/contents/articles/windows-server-2008-event-id-10016-com-security-policy-configuration.aspx Component Services, COM+Applications not exist. Unable to go on. Tried http://technet.microsoft.com/en-us/library/cc754409.aspx Windows Explorer, what msi file to locate?

Kind of vague. Has the update readiness tool been run on this server? Description of the System Update Readiness Tool for Windows Vista, for Windows Server 2008, for Windows 7, and for Windows Server 2008 R2 http://support.microsoft.com/kb/947821 Then check the %SYSTEMROOT%\Logs\CBS\CheckSUR.log file for errors. Regards, Dave Patrick .... Microsoft Certified Professional Microsoft MVP [Windows]

Hello, Thanks for posting. Maybe you can let us know the complete error messages regarding the DCOM problem in Event Log so we can provide accurate suggestions. At this point, please check if this link helps: Troubleshooting DCOM Error 10016 http://www.winplat.net/post/2009/09/19/Troubleshootng-DCOM-Error-1016.aspx Troubleshooting DCOM http://technet.microsoft.com/en-us/library/cc751272.aspx Thanks ZHANG

Hello, Thanks for posting. Maybe you can let us know the complete error messages regarding the DCOM problem in Event Log so we can provide accurate suggestions. At this point, please check if this link helps: Troubleshooting DCOM Error 10016 http://www.winplat.net/post/2009/09/19/Troubleshootng-DCOM-Error-1016.aspx Troubleshooting DCOM http://technet.microsoft.com/en-us/library/cc751272.aspx Thanks ZHANG