### Website or app

https://github.com/eps1lon/react-devtools-repro-no-matching-node/

### Repro steps

1. `yarn start`
2. Open `App.js`
3. Uncomment the `useEffect` block
4. Click to inspect "Component" in DevTools
5. Error: "_Could not inspect element with id 5_"

Originally reported in https://github.com/facebook/react/issues/21436#issuecomment-835406075

---

https://user-images.githubusercontent.com/12292047/117544707-e6a6cd80-b022-11eb-9f8f-bb8cfd9f7743.mp4

### How often does this bug happen?

Every time

const nextPrimaryChildSet = nextFiber.child;
      if (nextPrimaryChildSet !== null) {
        mountFiberRecursively(
          nextPrimaryChildSet,
          shouldIncludeInTree ? nextFiber : parentFiber,
          true,
          traceNearestHostComponentUpdate,
        );
      }
      shouldResetChildren = true;
    } else if (!prevDidTimeout && nextDidTimeOut) {
       Pri
       1. 
       Thi
       We 
      unmountFiberChildrenRecursively(prevFiber);
       2. 
      const nextFiberChild = nextFiber.child;
      const nextFallbackChildSet = nextFiberChild
        ? nextFiberChild.sibling
        : null;
      if (nextFallbackChildSet != null) {
        mountFiberRecursively(
          nextFallbackChildSet,
          shouldIncludeInTree ? nextFiber : parentFiber,
          true,
          traceNearestHostComponentUpdate,
        );
        shouldResetChildren = true;
      }