Affected Products & Versions

BioStar 2.8.10

BioStation 2 v1.9.0 or above

FaceLite v1.2.0 or above


Fixed Version & Release Date

BioStar v2.8.11, 2021 Q2



Even if you match the BioStar 2 version and the firmware version of the device, an error pop-up occurs when you try to Data File Export/Import. The functions affected by each device are as follows.

1. BioStation 2

  • Data File Export, Data File Import in User menu
  • Data File Import in Monitoring menu

2. FaceLite

  • Data File Import in Monitoring menu

Relevant Error

  • The data file is not compatible with the current BioStar 2 version. Please upgrade the device‘s firmware and run export/import again.


It will be fixed in regular BioStar 2.8.11.

Please download the patch for each version of BioStar 2.8.10.

BioStar - Download

<How to apply the patch>

1) Stop all BioStar 2 services at BioStar Setting.

2) Go to BioStar 2 directory and make a backup of 'biostar-server.exe'.


    C:\Program Files\BioStar 2(x64)\logs  (64bit) 

    C:\Program Files\BioStar 2\logs  (32bit)

3) Replace the 'biostar-server.exe' with the patch version.

4) Start all BioStar services at BioStar Setting and check again.