SDK
Suprema Device SDK, Suprema G-SDK
Overview Suprema G-SDK is a way of communicating with BioStar devices. It consists of the device gateway and the client libraries and the device gateway ha...
Fri, Dec 26, 2025 at 12:53 PM
Overview This article provides a step-by-step guide on the initial configuration of the Master Gateway within the G-SDK environment. Please note that this ...
Fri, Dec 26, 2025 at 12:39 PM
[BioStar 2 Device SDK] System.DllNotFoundException / Unable to load BS_SDK_V2.dll (0x8007007E) Error
Overview After upgrading the BioStar 2 Device SDK from an earlier version to v2.6.0 or later, the application may throw a System.DllNotFoundException in...
Wed, Dec 24, 2025 at 4:47 PM
Affected version: Version 2.9.8 or later versions About the OverflowException The previous sample code converted the output of Marshal.ReadInt32 to...
Wed, Dec 17, 2025 at 9:56 AM
Overview This article explains how to normalize a face image and import it as a Visual Face credential using Suprema G-SDK. The Visual Face credenti...
Wed, Dec 17, 2025 at 9:49 AM
Overview The BioStar 2 Device SDK supports C# and C++. BioStar 2 Device SDK is built on a native C++ API. Applications can access this native API eith...
Tue, Dec 16, 2025 at 12:31 PM
Overview This document explains how to register a user profile image (UserInfo.Photo) on a device using Suprema G-SDK. UserInfo.Photo is a field for st...
Tue, Dec 9, 2025 at 4:34 PM
Overview When connecting a device using Suprema G-SDK, the connection may fail due to environmental or configuration issues. This article explains ...
Fri, Nov 28, 2025 at 12:00 PM
Overview When attempting to connect a device through the BioStar 2 Device SDK, the connection may fail with errors such as BS_SDK_ERROR_CANNOT_LISTEN_SO...
Thu, Nov 13, 2025 at 9:50 AM
Some users would like to scan their fingerprint from BioMini USB reader using BioMini SDK, then transfer those templates to the Suprema devices using Bio...
Thu, Oct 23, 2025 at 3:20 PM