[bug]: Installation fails of react-day-picker with Nextjs 15 #2559
Description
Summary
An error occurs when attempting to install the react-day-picker package in a newly created Next.js 15.0.1 project, due to a dependency conflict with React.
Code
How to reproduce.
1. Create a new Nextjs project
npx create-next-app@latest
2. Select the default options
3. Try to initialize the react-day-picker
npm i react-day-picker
4. The installation fail during the package installation with this following error
npm error ERESOLVE unable to resolve dependency tree
npm error Found: react@19.0.0-rc-69d4b800-20241021
npm error Could not resolve dependency:
npm error peer react@">=16.8.0" from react-day-picker@9.2.0
Environment
Nextjs version: 15.0.1
React version: 19.0.0-rc-69d4b800-20241021,
npm version: 10.8.2
node version: v20.17.0
Expected Behavior
The react-day-picker package should install successfully without dependency conflicts.
Actual Behavior
The installation fails due to a version conflict. react-day-picker@9.2.0 requires a peer dependency of react@">=16.8.0", which does not resolve with the specified React version (19.0.0-rc-69d4b800-20241021) in the Next.js 15.0.1 environment.