| Event Source: | Microsoft-Windows-CertificationAuthority |
| Event ID: | 100 (0x64) |
| Event log: | Application |
| Event type: | Error |
| Symbolic Name: | MSG_E_CA_CERT_INVALID |
| Event text (English): | Active Directory Certificate Services did not start: Could not load or verify the current CA certificate. %1 %2. |
| Event text (German): | The Active Directory certificate services were not started: The current certification authority certificate could not be loaded or verified. %1 %2. |