HRESULT 0xC00E0031 (MQ_ERROR_CORRUPTED_PERSONAL_CERT

Status / error code:

Category:

Constant name:

Source:

Facility:

Operating System:

Description:

The personal certificate store is corrupted.

Previous	Next
MQ_ERROR_CORRUPTED_SECURITY_DATA	MQ_ERROR_COMPUTER_DOES_NOT_SUPPORT_ENCRYPTION

MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE

What this result actually narrows down

The important part of MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE is not only whether the call failed, but which MSMQ subsystem had enough information to return this specific result. Its diagnostic boundary is current user certificate store cannot be used reliably. The relevant personal store is a user-profile resource, so account profile loading and store access matter.

For MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, encryption capability and message authentication are related but distinct. When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, preserve provider, algorithm, certificate, key-container, and queue authentication/privacy settings rather than collapsing them into one “SSL” diagnosis.

When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, MSMQ security material can live in the current user profile and be registered in directory services. In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, services running under another account or without a loaded profile can observe a different certificate-store state.

MSMQ objects involved

Subsystem	MSMQ message authentication, certificate registration, signing, hashing, and encryption
Decisive boundary	certificate identity, key availability, provider capability, and message policy are independent checks
Code-specific focus	current user certificate store cannot be used reliably
Primary recovery rule	Test store enumeration under the service account itself rather than under an administrator session.

When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, queue ACLs, certificate trust, private-key access, provider support, and destination authentication policy are independent. Test the layer named by the evidence. For MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, the code-specific boundary is current user certificate store cannot be used reliably.

Triage data

Provider name/type, hash algorithm, and privacy/authentication properties; associate it explicitly with MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE.
When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, whether the failure occurred while preparing, sending, storing, or validating the message; capture the value before cleanup or retry changes it.
In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, certificate store location and security identity used by the process; compare it with a known-good call using the same account and queue type.
For this MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE 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_CORRUPTED_PERSONAL_CERT_STORE, 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.

A safe investigation order

Record the unsigned HRESULT, MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, and the native API or COM method before a framework replaces it with a generic exception.
When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, capture provider name/type, hash algorithm, and privacy/authentication properties.
In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, capture whether the failure occurred while preparing, sending, storing, or validating the message.
Reproduce with the smallest queue/message/property set that still returns MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE; change one precondition at a time.
For MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, verify the postcondition after the failed call: queue existence, message presence, directory object state, transaction outcome, or generated output may differ by result.
When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, apply the code-specific recovery rule: Test store enumeration under the service account itself rather than under an administrator session.

Correct response

Test store enumeration under the service account itself rather than under an administrator session.

When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, do not hide this HRESULT behind an unlimited framework retry. In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, require a verified precondition change and preserve the original correlation identifier across the next attempt.

What this code is not

In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, authentication failure is not synonymous with queue access denial. For this MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE result, certificate stores, private keys, providers, signatures, and queue policy must be tested separately. The specific focus for MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE remains current user certificate store cannot be used reliably.

In the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE path, granting broad queue or certificate permissions may mask the symptom while creating a security defect. For this MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE result, test the exact identity and access needed by the operation.
For this MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE result, changing queue names, deleting directory objects, or recreating certificates without reconciliation can create a second object while callers still reference the first.

Example failure path

A service sending authenticated messages encounters MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE. For MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, it tests store and private-key access under the production identity before changing queue security. When diagnosing MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, the acceptance test then changes only the decisive precondition and confirms both the HRESULT and the actual queue/message state.

For MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE, include a negative test for the nearest misleading diagnosis so monitoring and user guidance do not collapse distinct MSMQ failures into one alert.

Technical references

Microsoft: Message Queuing error and information codes — source used for the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE analysis.
Microsoft: authenticated MSMQ message with an external certificate — source used for the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE analysis.
Microsoft: MSMQMessage object and message properties — source used for the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE analysis.
Microsoft: Windows certificate stores — source used for the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE analysis.
IETF RFC 5280: Internet X.509 PKI certificate profile — source used for the MQ_ERROR_CORRUPTED_PERSONAL_CERT_STORE analysis.

Looking for a different code? Search another status or error code.