---
title: CSharp-SDK - 3.4.1
slug: feature-experimentation/release-notes/csharp-sdk-3-4-1
docTags: 
createdAt: 2026-07-20T15:44:54.330Z
---

## 3.4.1

April 29th, 2020

### Bug Fixes:

\- Change FeatureVariable type from enum to string for forward compatibility. \[#211]\([https://github.com/optimizely/csharp-sdk/pull/211](https://github.com/optimizely/csharp-sdk/pull/211))
\- GetFeatureVariableDouble was returning 0 for FR culture. Fixed this issue by returning Invariant culture. \[#209]\([https://github.com/optimizely/csharp-sdk/pull/209](https://github.com/optimizely/csharp-sdk/pull/209))

[https://github.com/optimizely/csharp-sdk/releases/tag/v3.4.1](https://github.com/optimizely/csharp-sdk/releases/tag/v3.4.1)