---
title: React-SDK - 3.1.0
slug: feature-experimentation/release-notes/react-sdk-3-1-0
docTags: 
createdAt: 2026-07-20T15:45:23.855Z
---

## \[3.1.0] - April 9, 2024

[#310---april-9-2024](docId\:jxlZz1xkiycMh-5Q2bHdt)

### Bug Fixes

[#bug-fixes](docId\:jxlZz1xkiycMh-5Q2bHdt)

- Error initializing client. The core client or user promise(s) rejected. ([#255](https://github.com/optimizely/react-sdk/pull/255))
- Unable to determine if feature "" is enabled because User ID is not set([#255](https://github.com/optimizely/react-sdk/pull/255))

### Changed

[#changed](docId\:jxlZz1xkiycMh-5Q2bHdt)

- Bumped Optimizely JS SDK version in use ([#255](https://github.com/optimizely/react-sdk/pull/255))
- Resolve dependabot dependency vulnerabilities ([#245](https://github.com/optimizely/react-sdk/pull/245), [#247](https://github.com/optimizely/react-sdk/pull/247), [#248](https://github.com/optimizely/react-sdk/pull/248), [#251](https://github.com/optimizely/react-sdk/pull/251), [#253](https://github.com/optimizely/react-sdk/pull/253))
- Add node versions during testing ([#249](https://github.com/optimizely/react-sdk/pull/249))

**Full Changelog**: [https://github.com/optimizely/react-sdk/compare/3.0.1...3.1.0](https://github.com/optimizely/react-sdk/compare/3.0.1...3.1.0)

[https://github.com/optimizely/react-sdk/releases/tag/3.1.0](https://github.com/optimizely/react-sdk/releases/tag/3.1.0)