Comment 12 for bug 1881380

More strange things: fc31 version does remember my old fingerprints, but does not recognize the swipe or new enroll.

▲ ~ fprintd-enroll
Using device /net/reactivated/Fprint/Device/0
Enrolling right-index-finger finger.
Enroll result: enroll-disconnected

...

(fprintd:39576): libfprint-upekts-DEBUG: 21:12:09.926: device responds to subcmd 0 with 14 bytes
(fprintd:39576): libfprint-upekts-DEBUG: 21:12:09.926: poll result = 0c
(fprintd:39576): libfprint-upekts-DEBUG: 21:12:09.926: seq=00 subcmd=00 with 2 bytes of data
(fprintd:39576): libfprint-upekts-DEBUG: 21:12:10.053: A=00 B=00 len=7
(fprintd:39576): libfprint-upekts-DEBUG: 21:12:10.053: non-zero bytes in cmd response
(fprintd:39576): libfprint-upekts-DEBUG: 21:12:10.053: device responds to subcmd 2 with 1 bytes

(fprintd:39576): libfprint-upekts-WARNING **: 21:12:10.053: fingerprint data too short (1 bytes)
(fprintd:39576): libfprint-async-DEBUG: 21:12:10.053: result -71
(fprintd:39576): fprintd-DEBUG: 21:12:10.053: enroll_stage_cb: result -71
(fprintd:39576): libfprint-async-DEBUG: 21:12:10.114: 1011877334: ../libfprint/fpi-async.c:111

will now try fc30 version.