Event Type: Warning Event Source: NETLOGON Event Category: None Event ID: 5705 Description: The change log cache maintained by the Netlogon service for database changes is inconsistent. The Netlogon service is resetting the change log. Event Type: Warning Event Source: W32Time Event ID: 26 Description: Time Provider NtpClient: The response received from domain controllerEven after freeing some space, problems continued, since Active Directory database was damaged. The solution was to reset computer domain password using netdom, as documented in Microsoft KB article 260575
has a bad signature. The response may have been tampered with and will be ignored. Event Type: Error Event Source: NETLOGON Event ID: 5805 Description: The session setup from the computer failed to authenticate. The following error occurred: Access is denied. Event Type: Warning Event Source: LSASRV Event Category: SPNEGO (Negotiator) Event ID: 40960 Description: The Security System detected an authentication error for the server cifs/ . The failure code from authentication protocol Kerberos was "The attempted logon is invalid. This is either due to a bad username or authentication information. (0xc000006d)". Event Type: Error Event Source: Kerberos Event ID: 4 Description: The kerberos client received a KRB_AP_ERR_MODIFIED error from the server host/ . The target name used was ldap/ / @ . This indicates that the password used to encrypt the kerberos service ticket is different than that on the target server. Commonly, this is due to identically named machine accounts in the target realm ( ), and the client realm. Please contact your system administrator. Event Type: Error Event Source: NETLOGON Event ID: 3210 Description: This computer could not authenticate with \\ , a Windows domain controller for domain , and therefore this computer might deny logon requests. This inability to authenticate might be caused by another computer on the same network using the same name or the password for this computer account is not recognized. If this message appears again, contact your system administrator.
Friday, July 27, 2007
Disk space shortage wreaks havoc on a domain controller
One day our Windows 2003 domain controller ran out of disk space, and a slew of problems ensued. Apparently, Active Directory synchronization failed due to insifficient space, and the event log was full of messages like this: