Event ID 22 — Active Directory Domain Services Trust Configuration
Applies To: Windows Server 2008
Active Directory Domain Services (AD DS) trusts are used to establish trust relationships between different Kerberos realms so that Kerberos clients can access resources.
Event Details
Product: | Windows Operating System |
ID: | 22 |
Source: | Microsoft-Windows-Kerberos-Key-Distribution-Center |
Version: | 6.0 |
Symbolic Name: | KDCEVENT_TRUST_LOOP |
Message: | The KDC encountered a trust loop when building a list of trusted domains. This indicates that the route to the domain %1 from this KDC has more than one possible trust path. |
Resolve
Remove the duplicate trust
To perform these procedures, you must be a member of the Domain Admins group, or you must have been delegated the appropriate authority.
Note: The domain that has a duplicate trust associated with it is identified in the event log message.
To remove the duplicate trust by using Active Directory Domains and Trusts:
- Log on to a computer that has Active Directory Domains and Trusts installed. It is installed by default on a domain controller.
- Click Start, point to Administrative Tools, and then click Active Directory Domains and Trusts.
- In the console tree, right-click the domain that contains the trust that you want to remove, and then click Properties.
- Click the Trusts tab.
- Click the trust to be removed, and then click Remove.
- Click Yes to remove the trust from both the local domain and the other domain.
- Provide administrative credentials for the reciprocal domain, and then click OK.
Verify
To perform this procedure, you must be a member of the Domain Admins group, or you must have been delegated the appropriate authority.
To verify the trust relationship by using Active Directory Domains and Trusts:
- Log on to a computer that has Active Directory Domains and Trusts installed. It is installed by default on a domain controller.
- Click Start, point to Administrative Tools, and then click Active Directory Domains and Trusts.
- In the console tree, right-click the domain that contains the trust you want to verify, and then click Properties.
- On the Trusts tab, under either Domains trusted by this domain (outgoing trusts) or Domains that trust this domain (incoming trusts), click the trust to be verified, and then click Properties.
- Click Validate.
- Click Yes, validate the incoming trust, and then click OK.