What does HRESULT 0x80040E9B (DB_SEC_E_SAFEMODE_DENIED) mean?

 
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DB_E_OUTOFSPACE DB_E_NOSTATISTIC

DB_SEC_E_SAFEMODE_DENIED

Exact value and result class

DB_SEC_E_SAFEMODE_DENIED has unsigned value 2147749531 (0x80040E9B) and signed 32-bit value -2147217765. AllStat describes it as “Safety settings on this computer prohibit accessing a data source on another domain”. In this result, legacy safe-mode policy blocks access to a data source in another security domain.

The high bit is set, so this result is a failure HRESULT. Its facility is 4 (FACILITY_ITF) and its low code is 3739 (0x0E9B). These fields identify an interface-defined result family; they do not identify the provider instance, method, object generation or partial effects.

Contract boundary

The OLE DB binder model maps URLs to row, rowset, stream or collection objects. URL scope, requested object type, bind flags, asynchronous capability, locks and server reachability are independent parts of the binding contract.

Investigation of this result should start with the binder or session, normalized URL, requested GUID/object type and DBBINDURLSTATUS result. Capture it before ADO, ATL,.NET or a database abstraction layer replaces the native HRESULT with a generic exception.

Diagnostic sequence

  1. Capture raw 0x80040E9B and symbolic this result at the native call boundary.
  2. Identify the exact failing stage for it: legacy safe-mode policy blocks access to a data source in another security domain.
  3. Retrieve all OLE DB error records for it before another COM call replaces thread error information.
  4. Compare the live object state and provider-granted capabilities with the input that produced it.
  5. Reduce the operation to the smallest case that preserves the same binder contract.
  6. Apply one evidence-backed correction for it and verify that the result is not merely replaced by a neighboring HRESULT.

Conditions that specifically lead to it

  • Cause 1 for it: the data source URL crosses the permitted domain boundary.
  • Cause 2 for it: the host application runs the provider under restricted safety settings.
  • Cause 3 for it: configuration attempts to weaken cross-domain protection are not allowed.

Evidence to collect

A useful it event records provider CLSID and version, process architecture, interface IID and method, object correlation ID, transaction state and the immediately preceding HRESULT. When recording it data involving URLs containing credentials, tenant paths and remote object names, use types, lengths, hashes or redacted identifiers rather than secrets or complete business data.

  • Evidence 1 for it: document and data-source origins.
  • Evidence 2 for it: host safety zone and policy.
  • Evidence 3 for it: provider activation context and requested cross-domain URL.

Corrective actions

  • Action 1 for it: keep data access within the permitted origin.
  • Action 2 for it: use a trusted server-side broker with explicit authorization.
  • Action 3 for it: do not disable safety policy as a routine workaround.

Retry and recovery

Retry rule for it: retry only after the architecture or trusted policy legitimately permits the cross-domain access. A it retry is safe only when the relevant input, object generation, capability or external state has changed. Before replaying a modifying call that returned it, determine whether rows, schema objects or URL resources were partially created or changed.

Do not turn it into an unbounded retry loop. Preserve cancellation for it and use a fresh provider object when the failed call may have left local state ambiguous.

Difference from nearby HRESULT values

DB_E_RESOURCEOUTOFSCOPE concerns binder session scope, while it is an explicit security-domain policy decision. Telemetry and remediation for it should keep these outcomes distinct.

Practical scenario

An embedded component tries to open a remote-domain data source directly; routing the request through the application backend respects the safety boundary. Keeping it with the method and object state makes this scenario diagnosable instead of reducing it to “database error”.

Developer and operations guidance

Code handling it should release COM objects in ownership order, retain per-row, per-column or per-property statuses, and log granted capabilities rather than only requested options. While handling it, opaque values such as HACCESSOR, HROW, HCHAPTER, DBID components and provider handles must remain scoped to the object that issued them.

Operational dashboards for it should group by provider version, interface, method and normalized failure stage. A it event must not expose passwords, tokens, full connection strings, unrestricted command text or raw row contents.

Official Microsoft references

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