- Affected Products & Versions

Biostar 1 & BioStar 2


- Fixed Version

BioStar 2 v2.7.11 or Above

: BioStar 2 contains the recently updated USB Agent Driver.


- Summary

Sometimes, a user can't scan a fingerprint through BioMini/ BioMini Plus 2.


- Problem Example

Case 1) Error: Capture Running


Case 2) White page for scanning fingerprint


Case 3) Blank page for scanning fingerprint


Case 4) Failed to scan fingerprint


- Cause

BioStar version.1 SW and BioStar version.2 SW use BioMini SDK to enroll a fingerprint and control BioMini/BioMinin Plus 2 which is USB type fingerprint scanner.


There are two causes for the issues.

1) Timeout Issue of BioMini SDK

2) Score Issue of BioMini SDK



Please create a new ticket if you have further issue with detailed Windows OS type and BioStar version.