React DOM UMD always warns in React 18

[gaearon]

This is a false positive.

[RayJason]

Have you updated react-dom?

• "react": "^18.0.0"
• "react-dom": "^18.0.0"

import { createRoot } from 'react-dom/client'
import App from './pages/app'

createRoot(document.getElementById('root')!).render(<App />)

[gaearon]

This is specifically about the UMD build.

[gaearon]

fixed by #24274

[gaearon]

Fix out in 18.1.0.