What does HRESULT 0xC00E006E (MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED) mean?

MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED

Operational meaning

When MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED appears, start with the queue operation and its property arrays rather than with a broad repair of the Message Queuing service. Interpret it as MQLocateBegin cannot project DNS path name, not as a general transport outage. PROPID_Q_PATHNAME_DNS is not an AD DS query column even though DNS path forms exist elsewhere.

For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, public-queue discovery depends on both valid MSMQ query structures and AD DS behavior. When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, A malformed MQSORTSET should be separated from LDAP bind, schema, replication, or permissions failures.

When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, MQLocateBegin searches public queues registered in the directory; it does not enumerate arbitrary private queues. In the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED path, its restriction, projection, and sort structures are translated into a directory-backed query.

Where to draw the boundary

When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, separate a malformed query structure from an AD DS availability error. In the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED path, repeating the same invalid MQSORTSET or MQRESTRICTION against another domain controller will not repair it. For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, the code-specific boundary is MQLocateBegin cannot project DNS path name.

Evidence to preserve

• The exact property used for filtering, projection, or ordering; associate it explicitly with MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED.
• When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, mqrestriction, mqcolumns, and mqsortset as submitted; capture the value before cleanup or retry changes it.
• In the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED path, the ad ds mode and domain identity of the caller; compare it with a known-good call using the same account and queue type.
• For this MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED result, record the queue path or format name, local/remote placement, transactional flag, caller SID, process build, and UTC correlation ID when they apply.

For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, log certificate thumbprints, provider names, SIDs, GUIDs, lengths, and hashes where useful, but do not log private keys, symmetric keys, credentials, or confidential message bodies.

Diagnostic sequence

1. Record the unsigned HRESULT, MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, and the native API or COM method before a framework replaces it with a generic exception.
2. When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, capture the exact property used for filtering, projection, or ordering.
3. Reproduce with the smallest queue/message/property set that still returns MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED; change one precondition at a time.
4. For this MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED result, verify the postcondition after the failed call: queue existence, message presence, directory object state, transaction outcome, or generated output may differ by result.
5. For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, capture the AD DS mode and domain identity of the caller.
6. When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, apply the code-specific recovery rule: Retrieve supported identifiers and derive/resolve the DNS form separately.

Handling and recovery

Retrieve supported identifiers and derive/resolve the DNS form separately.

When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, the retry decision must account for side effects that may already exist. In the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED path, query queue, message, directory, or transaction state first whenever the result leaves completion uncertain.

Nearby failure boundaries

A directory query shape error is deterministic. For this MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED result, switching domain controllers cannot make an unsupported column, relation, or sort key valid. The specific focus for MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED remains MQLocateBegin cannot project DNS path name.

• In the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED path, restarting MSMQ before collecting evidence can invalidate handles and erase the first useful event; it is a containment action, not a root-cause diagnosis.
• For this MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED result, granting broad queue or certificate permissions may mask the symptom while creating a security defect. For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, test the exact identity and access needed by the operation.

Worked example

An administration console encounters MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED. For MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, it captures the restriction/column/sort structures and validates the query before testing directory availability. When diagnosing MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, the acceptance test then changes only the decisive precondition and confirms both the HRESULT and the actual queue/message state.

Automated coverage should preserve the original arrays/identities, confirm that cleanup is safe after MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED, and test that a retry does not duplicate messages or directory objects.

References

• Microsoft: MQLocateBegin — source used for the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED analysis.
• Microsoft Open Specifications: MSMQ and directory services — source used for the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED analysis.
• IETF RFC 4511: LDAP protocol — source used for the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED analysis.
• Microsoft: Message Queuing error and information codes — source used for the MQ_ERROR_Q_DNS_PROPERTY_NOT_SUPPORTED analysis.

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