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ERROR_DS_CR_IMPOSSIBLE_TO_VALIDATE
The directory cannot validate the proposed naming context.
ERROR_DS_CR_IMPOSSIBLE_TO_VALIDATE belongs to Active Directory Domain Services (AD DS).
What to verify
Verify whether the domain naming master can validate the proposed naming context against an up-to-date parent replica and global catalog view. Check domain naming master identity, global catalog role, and replicas held by that DC.
Likely causes
- the naming master lacks the parent naming-context replica.
- the naming master is not a global catalog in the legacy topology.
- replication is stale.
- the parent naming context is unavailable.
Troubleshooting steps
- Collect domain naming master identity.
- Record global catalog role.
Handling, retry, and recovery
Repair replication and role placement so the naming master can validate the parent context, then repeat the creation through supported deployment tooling.
Related errors
ERROR_DS_CROSS_DOM_MOVE_ERROR concerns moving an existing object; this code concerns validating creation of a naming context
Example
A legacy forest attempts to add a child domain while the naming master lacks a current parent replica. Completing replication and validating GC availability permits the operation.
References
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