Error Lookup Service Registry Entries

Error lookup services are identified in the registry by the ExtendedErrors subkey under the class ID of the error lookup service. Under HKEY_CLASSES_ROOT, error lookup services must have the following subkeys and values for the programmatic identifier (ProgID).

Keys and subkeys

Name

Values

HKEY_CLASSES_ROOT

CLSID

ErrorLookupCLSID

(Default)

FriendlyDisplayName

InprocServer32

(Default)

ErrorLookupDLLFilename

ThreadingModel

Apartment|Free|Both

ProgID

(Default)

ErrorLookupProgID

VersionIndependentProgID

(Default)

VersionIndependentErrorLookupProgID

Note that the first two class ID entries are entered under the class ID of the provider to identify the error lookup service for that provider. For more information about error lookup services, see Error Lookup Services.