What does HRESULT 0x80110473 (COMADMIN_E_REGDB_NOTOPEN) mean?

 
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COMADMIN_E_REGDB_NOTINITIALIZED COMADMIN_E_REGDB_SYSTEMERR

COMADMIN_E_REGDB_NOTOPEN

COMADMIN_E_REGDB_NOTOPEN is the failure HRESULT 0x80110473 (signed decimal -2146368397, unsigned decimal 2148598899). Its severity bit is 1, facility is 17 (FACILITY_ITF), and the facility-specific code field is 0x0473.

COM+ registration database lifecycle: exact meaning of COMADMIN_E_REGDB_NOTOPEN

The COM+ registration database is not open. Catalog work requires an open RegDB session but the database has not opened or has been closed.

AllStat records this condition as “The COM+ registry database is not open”.

Where COMADMIN_E_REGDB_NOTOPEN occurs

RegDB is the transactional database behind part of the COM+ catalog; initialization, open state, lifecycle, and system errors require service/catalog evidence rather than direct file manipulation. In the specific case of COMADMIN_E_REGDB_NOTOPEN, record service state, recent shutdown/recovery events, catalog session lifetime, and the first system error in the event log.

Evidence to collect before repair

  • Evidence for COMADMIN_E_REGDB_NOTOPEN should include COM+ System Application and service events, captured before a repair changes state.
  • Collect catalog/RegDB lifecycle state when diagnosing COMADMIN_E_REGDB_NOTOPEN; without it the symbolic HRESULT is underdetermined.
  • The COMADMIN_E_REGDB_NOTOPEN investigation needs underlying system status and disk health so the exact failing boundary remains reconstructable.
  • For COMADMIN_E_REGDB_NOTOPEN, preserve administration session timing and concurrent maintenance; it anchors the failure to the real administration object.

Diagnostic sequence for COMADMIN_E_REGDB_NOTOPEN

  • At the COMADMIN_E_REGDB_NOTOPEN boundary, stop unsupported direct catalog access.
  • The next COMADMIN_E_REGDB_NOTOPEN diagnostic action is to confirm COM+ services and initialization.
  • To isolate COMADMIN_E_REGDB_NOTOPEN, create a fresh administration session.
  • For COMADMIN_E_REGDB_NOTOPEN, repair underlying system conditions or COM+ feature state.
  • At the COMADMIN_E_REGDB_NOTOPEN boundary, use supported backup/restore or deployment recovery.

Difference from nearby COMADMIN results

COMADMIN_E_REGDB_NOTINITIALIZED concerns initialization; this code concerns open state.

Retry and recovery

Restore normal COM+ service/catalog operation and create a fresh administration session.

Practical administration scenario

A long-running administration process reuses a session after COM+ catalog service restart and finds RegDB closed.

RegDB-specific interpretation

For COMADMIN_E_REGDB_NOTOPEN, distinguish database existence and initialization from the open handle/session required by the current operation. A fresh COMAdmin connection after service recovery is more informative than repeating work through a stale collection object.

Official Microsoft references for COMADMIN_E_REGDB_NOTOPEN

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