### Website or app

https://next-rsc-notes.vercel.app/

### Repro steps

1. enter the site
2. open react-devtools
3. select We(maybe suspense's child component)
4. and show following errors.

### How often does this bug happen?

Every time

### DevTools package (automated)

react-devtools-extensions

### DevTools version (automated)

4.23.0-e28a0db22

### Error message (automated)

Cannot read properties of undefined (reading 'split')

### Error call stack (automated)

```text
at getDerivedStateFromError (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37414:114)
    at ErrorBoundary_ErrorBoundary.c.payload (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:16143:14)
    at Gg (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:14571:47)
    at Dj (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:16788:5)
    at jl (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:19204:86)
    at il (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:18756:11)
    at hl (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:18748:23)
    at Wk (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:18732:5)
    at al (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:18393:37)
    at Uk (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:18314:51)
```


### Error component stack (automated)

```text
at ErrorBoundary_ErrorBoundary (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37375:5)
    at div
    at InspectedElementErrorBoundaryWrapper (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37864:3)
    at NativeStyleContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:40513:3)
    at div
    at div
    at OwnersListContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:33354:3)
    at SettingsModalContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:35975:3)
    at Components_Components (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:42520:52)
    at ErrorBoundary_ErrorBoundary (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37375:5)
    at div
    at div
    at ThemeProvider (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37518:3)
    at PortaledContent (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37548:5)
    at div
    at div
    at div
    at ThemeProvider (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37518:3)
    at TimelineContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:42700:3)
    at ProfilerContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:42146:3)
    at TreeContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:30256:3)
    at SettingsContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:30878:3)
    at ModalDialogContextController (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:37927:3)
    at DevTools_DevTools (chrome-extension://fmkadmapgofadopljbjfkapdkoienihi/build/main.js:53807:3)
```


### GitHub query string (automated)

```text
https://api.github.com/search/issues?q=Cannot read properties of undefined (reading 'split') in:title is:issue is:open is:public label:"Component: Developer Tools" repo:facebook/react
```

import Store from 'react-devtools-shared/src/devtools/store';
import ErrorView from './ErrorView';
import SearchingGitHubIssues from './SearchingGitHubIssues';
import SuspendingErrorView from './SuspendingErrorView';
import TimeoutView from './TimeoutView';
import TimeoutError from 'react-devtools-shared/src/TimeoutError';
import {logEvent} from 'react-devtools-shared/src/Logger';
type Props = {|
  children: React$Node,
  canDismiss?: boolean,
  onBeforeDismissCallback?: () => void,
  store?: Store,
|};
type State = {|
  callStack: string | null,
  canDismiss: boolean,
  componentStack: string | null,
  errorMessage: string | null,
  hasError: boolean,
  isTimeout: boolean,
|};
const InitialState: State = {
  callStack: null,
  canDismiss: false,
  componentStack: null,
  errorMessage: null,
  hasError: false,
  isTimeout: false,
};
export default class ErrorBoundary extends Component<Props, State> {