Certificate enrollment error 0x800706ba (The RPC server is unavailable)

Issue

Domain controllers fail to enroll for certificates. Following errors are logged in server application logs:

Event ID 13

Source: CertificateServicesClient-CertEnroll
Event ID: 13
Level: Error
Description:
Certificate enrollment for Local system failed to enroll for a DomainController certificate with request ID N/A from <Server FQDN>\<CA FQDN> (The RPC server is unavailable. 0x800706ba (WIN32: 1722)).

Event ID 6

Source: CertificateServicesClient-AutoEnrollment
Event ID: 6
Level: Error
Description:
Automatic certificate enrollment for local system failed (0x800706ba) The RPC server is unavailable.

Resolution

Issue was resolved by adding Domain Controllers security group as a member to CERTSVC_DCOM_ACCESS security group.

Windows Server 2008 R2



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