# T57-2024 Notification regarding BIOVIA Notebook 2021 SP1 HF2

We are providing this Technical Note to inform you about the release of BIOVIA Notebook 2021 SP1 HF2 that includes the following fixed issues:

## Program

BIOVIA Notebook 2021 SP1 HF2

## Operating System

Microsoft Windows Server (64 bit) 2016 and 2019

## Description

We are providing this Technical Note to inform you about the release of BIOVIA Notebook 2021 SP1 HF2 that includes the following fixed issues:

## Enhancements

This release of BIOVIA Notebook 2021 SP1 HF2 includes the following enhancements:

**Jira Issue ID****Description**CELN-12781ElnDirectorySyncService now verifies the data received from Active Directory, to prevent deactivation or deletion of Notebook users when data received from Active Directory is incomplete or non-existent. This has a known side effect: ElnDirectorySyncService does not delete Notebook groups and users when the Active Directory is changed, or ElnDirectorySyncService settings are changed, so that no groups to synchronize are found in the Active Directory.## Resolution

BIOVIA Notebook 2021 SP1 HF2 was released in May 2022. To get access to this release, please contact BIOVIA Support.

## How to contact BIOVIA Support

If you have any questions, please contact [BIOVIA Support](https://www.3ds.com/support/).

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