# react-error-boundary: what changed from 5 to 6

- Product: react-error-boundary (https://whatsnew.fyi/product/react-error-boundary)
- Vendor: Brian Vaughn
- Range: changelog entries numbered after 5.0.0 up to and including 6.1.4, stable releases only
- Entries below: 9 releases (newest first)
- Resolved: 5 is 5.0.0 and 6 is 6.1.4, the newest stable release of each major we track
- Carrying security changes: 0 · CVEs mentioned: 0 · Mentioning breaking changes: 0 · Removing or deprecating something: 1
- Page: https://whatsnew.fyi/product/react-error-boundary/compare/5...6

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## What changed (6 changes, grouped by kind)

### Added

#### 6.1.3 (2026-08-15)

- Add @types/react as an optional peer dependency

#### 6.1.0 (2026-01-17)

- Export getErrorMessage helper method

### Fixed

#### 6.1.4 (2026-08-30)

- Handle null as thrown value in edge case

#### 6.1.1 (2026-02-13)

- Project logo now displays correctly in the README for the Firefox browser

#### 6.1.0 (2026-01-17)

- Fix error type from Error to unknown

### Removed

#### 6.0.3 (2026-01-08)

- Removed react-dom from peer dependencies list

_4 releases carry no categorized changes yet: 6.1.2, 6.0.2, 6.0.1, 6.0.0._

## Release notes

### 6.1.4

- Date: 2026-08-30
- Version: 6.1.4
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.1.4
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.1.4

- **fixed** — Handle null as thrown value in edge case

- [247](https://github.com/bvaughn/react-error-boundary/pull/247): Edge case: Handle `null` as thrown value

### 6.1.3

- Date: 2026-08-15
- Version: 6.1.3
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.1.3
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.1.3

- **added** — Add @types/react as an optional peer dependency

[245](https://github.com/bvaughn/react-error-boundary/pull/245)- Add `@types/react` as an _optional_ peer dependency

### 6.1.2

- Date: 2026-05-25
- Version: 6.1.2
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.1.2
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.1.2

README and doc comment updates

### 6.1.1

- Date: 2026-02-13
- Version: 6.1.1
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.1.1
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.1.1

- **fixed** — Project logo now displays correctly in the README for the Firefox browser

- Fixed a problem with project logo not displaying correctly in the README for the Firefox browser.

### 6.1.0

- Date: 2026-01-17
- Version: 6.1.0
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.1.0
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.1.0

- **fixed** — Fix error type from Error to unknown
- **added** — Export getErrorMessage helper method

- #235: Fix error type (`Error` -> `unknown`)
- Export `getErrorMessage` helper method

### 6.0.3

- Date: 2026-01-08
- Version: 6.0.3
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.0.3
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.0.3

- **removed** — Removed react-dom from peer dependencies list

- Removed `react-dom` from peer dependencies list; it was accidentally added during a previous internal refactor

### 6.0.2

- Date: 2026-01-05
- Version: 6.0.2
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.0.2
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.0.2

Updated README and generated TS docs

### 6.0.1

- Date: 2026-01-05
- Version: 6.0.1
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.0.1
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.0.1

Updated README and generated docs

### 6.0.0

- Date: 2025-05-03
- Version: 6.0.0
- Original notes: https://github.com/bvaughn/react-error-boundary/releases/tag/6.0.0
- Permalink: https://whatsnew.fyi/product/react-error-boundary/releases/6.0.0

Module is ESM-only in order to better work with modern tooling.