On the lock screen, the fingerprint hardware not available text just keeps flashing
Here is a sample of the ADB output when I fetch the logs through adb logcat
and look for “fingerprint”
05-14 10:19:49.634 1552 1552 D BiometricScheduler/Fingerprint21: [Polled] {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 0
05-14 10:19:49.634 1552 1552 D Fingerprint21: Daemon was null, reconnecting, current operation: {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}
05-14 10:19:49.638 1552 1552 I android_os_HwBinder: HwBinder: Starting thread pool for getting: android.hardware.biometrics.fingerprint@2.1::IBiometricsFingerprint/default
05-14 10:19:49.639 1552 1552 D Fingerprint21: Fingerprint HAL ready, HAL ID: 0
05-14 10:19:49.639 1552 1552 E Fingerprint21: Unable to set callback
05-14 10:19:49.639 1552 1552 V BiometricSchedulerOperation: unable to start: {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 0
05-14 10:19:49.639 1552 1552 W Fingerprint21: Failed to change user, still: -10000
05-14 10:19:49.639 1552 1552 D BiometricSchedulerOperation: [Finished / destroy]: {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}
05-14 10:19:49.639 1552 1552 E BiometricScheduler/Fingerprint21: [Unable To Start] {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 5. Last pending operation: null
05-14 10:19:49.639 1552 1552 D BiometricScheduler/Fingerprint21: No operations, returning to idle
05-14 10:19:49.641 1552 1552 D BiometricScheduler/Fingerprint21: [Added] {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}, new queue size: 1
05-14 10:19:49.641 1552 1552 D BiometricScheduler/Fingerprint21: [Polled] {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}, State: 0
05-14 10:19:49.642 1552 1552 D Fingerprint21: Daemon was null, reconnecting, current operation: {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}
05-14 10:19:49.645 1552 1552 I android_os_HwBinder: HwBinder: Starting thread pool for getting: android.hardware.biometrics.fingerprint@2.1::IBiometricsFingerprint/default
05-14 10:19:49.646 1552 1552 D Fingerprint21: Fingerprint HAL ready, HAL ID: 0
05-14 10:19:49.646 1552 1552 E Fingerprint21: Unable to set callback
05-14 10:19:49.646 1552 1552 V BiometricSchedulerOperation: unable to start: {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}, State: 0
05-14 10:19:49.646 1552 1552 D BiometricStateCallback: Client finished, state updated to 0, client {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}
05-14 10:19:49.646 1552 1552 D BiometricSchedulerOperation: [Finished / destroy]: {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}
05-14 10:19:49.647 1552 1552 E BiometricScheduler/Fingerprint21: [Unable To Start] {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0}, State: 5. Last pending operation: null
05-14 10:19:49.647 1552 1552 D BiometricScheduler/Fingerprint21: No operations, returning to idle
05-14 10:19:49.647 1552 1552 E BiometricScheduler/Fingerprint21: [Finishing] {[699] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0} but current operation is null, success: false, possible lifecycle bug in clientMonitor implementation?
05-14 10:19:49.647 1552 1552 E BiometricScheduler/Fingerprint21: [Finishing] {[700] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintAuthenticationClient, proto=3, owner=com.android.systemui, cookie=0, requestId=349, userId=0} but current operation is null, success: false, possible lifecycle bug in clientMonitor implementation?