| Event Source: | Microsoft-Windows-CertificationAuthority |
| Event ID: | 39 (0x27) |
| Event log: | Application |
| Event type: | Error |
| Event text (English): | Active Directory Certificate Services did not start: The Certification Authority DCOM class for %1 could not be registered. %2. Use the services administration tool to change the Certification Authority logon context. |
| Event text (German): | The Active Directory certificate services were not started: The certificate authority DCOM class for %1 could not be registered. %2. Use the Service Management utility to change the certificate authority logon context. |
Parameter
The parameters contained in the event text are filled with the following fields:
- %1: CACommonName (win:UnicodeString)
- %2: ErrorCode (win:UnicodeString)
Example events
Active Directory Certificate Services did not start: The Certification Authority DCOM class for ADCS Labor Root CA could not be registered. The class is configured to run as a security id different from the caller 0x80004015 (-2147467243 CO_E_WRONG_SERVER_IDENTITY). Use the services administration tool to change the Certification Authority logon context.
Description
No description has been written for this yet.
Safety assessment
The security assessment is based on the three dimensions of confidentiality, integrity and availability.
No description has been written for this yet.
Microsoft rating
Microsoft evaluates this event in the Securing Public Key Infrastructure (PKI) Whitepaper with a severity score of "Low".
Related links:
- Overview of Windows events generated by the certification authority
- Overview of audit events generated by the Certification Authority
External sources
- Securing Public Key Infrastructure (PKI) (Microsoft)
- Certificate Authority DCOM class could not be registered (Microsoft TechNet Forums)
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