Event ID 13  16 10006 and 10016 on Windows 2003 DC's

Windows 2003 Server SP2 Enterprise Edition
I have 2 (two) DC's both the same as above
Been running great for a long time

All of a sudden I am getting these errors

On DC1
Event ID 16 AutoEnrollment
Automatic certificate enrollment for local system failed to enroll for one Domain Controller certificate (0x80070005).  Access is denied.

Event ID 13 AutoEnrollment
Automatic certificate enrollment for local system failed to enroll for one Domain Controller certificate (0x80070005).  Access is denied.

Event ID 10006 DCOM
DCOM got error "%2147942405" from the computer serv012.our.network.mydomain.com when attempting to
activate the server:
{D99E6E74-FC88-11D0-B498-00A0C90312F3}

On DC2  This DC hold all the Roles and Runs CertMGR
Event ID 10016 DCOM
The machine-default permission settings do not grant Remote Activation permission for the COM Server application with CLSID
{D99E6E74-FC88-11D0-B498-00A0C90312F3}
 to the user OUR\SERV011$ SID (S-1-5-21-3054588571-1341459584-784128302-3106).  This security permission can be modified using the Component Services administrative tool.


How can I fix this?

Thanks for any help