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Migration to Android Pie - Fingerprints error
- /e/ version: Pie
- Device model: Fairphone 2
- When it started to occur: the next day after the migration from Nougat
- Reproducible with the last /e/ version: 20190114
- Reproducible with LineageOS: NA
Summary
Migration to Android Pie - Fingerprints error
- The device is unusable
- The bug is the source of a data loss or a big waste of time
- The bug concerns a tierce app
- The bug concerns security
- The bug concerns privacy
The problem
This case can occur after updating to Android Pie.
Every time the protection schema I device is still locked.
Solutions
Workaround If the device is not encrypted, we need to delete this file via TWRP : /data/system/locksettings.db
After booting, the protection schema is disabled. So, the device can work!