Event ID - 22

Event Id22
SourceMicrosoft-Windows-Kerberos-Key-Distribution-Center
DescriptionThe 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.
Event Information According to Microsoft :

Cause :

This event is logged when the KDC encountered a trust loop when building a list of trusted domains.

Resolution :

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:
  1. Log on to a computer that has Active Directory Domains and Trusts installed. It is installed by default on a domain controller.
  2. Click Start , point to Administrative Tools , and then click Active Directory Domains and Trusts .
  3. In the console tree, right-click the domain that contains the trust that you want to remove, and then click Properties .
  4. Click the Trusts tab .
  5. Click the trust to be removed, and then click Remove .
  6. Click Yes to remove the trust from both the local domain and the other domain.
  7. 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:
  1. Log on to a computer that has Active Directory Domains and Trusts installed. It is installed by default on a domain controller.
  2. Click Start , point to Administrative Tools , and then click Active Directory Domains and Trusts .
  3. In the console tree, right-click the domain that contains the trust that you want to remove, and then click Properties .
  4. 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 .
  5. Click Validate .
  6. Click Yes, validate the incoming trust , and then click OK .
Reference LinksEvent ID 22 from Microsoft-Windows-Kerberos-Key-Distribution-Center

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