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WINBIO_E_CONFIGURATION_FAILURE
WINBIO_E_CONFIGURATION_FAILURE points to biometric-unit configuration, where the Windows Biometric Service loads the sensor, engine, and storage adapters, connects the template store, and assigns the unit to a sensor pool. It is more specific than a failed scan and often occurs before normal capture can begin.
Inspect the biometric unit pipeline
- Identify the failing
WINBIO_UNIT_IDand its sensor, engine, and storage adapter configuration. - Check adapter registration, interface versions, database configuration, and whether the unit can be assigned to the intended pool.
- Correlate Windows Biometric Service and device-driver events with the moment the unit is configured, not with a later application retry.
Microsoft describes configuration as the stage where a biometric service provider loads the appropriate adapters and connects the template store. A repeated capture call cannot repair a unit that never reached a valid configured pipeline. For custom WBF plug-ins, verify adapter interface tables and lifecycle callbacks; for inbox devices, focus on unit configuration and driver/service state.
Plug-in architecture · Biometric framework overview
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