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Version

5.0.1

Steps to reproduce

I have a monorepo setup:

apps/
  app1/
    lib/
      app.js <- webpack output
    src/
      App.tsx <- webpack entry
packages/
  server/
    src/
      server.tsx

App.tsx

import { Switch, Route } from 'react-router-dom';
...
const App = () => (
  <Switch>
    <Route path="/" exact component={Home} />
  </Switch>
);

export default App;

server.tsx

import { renderToString } from 'react-dom/server';
import { StaticRouter } from 'react-router-dom';

import App from '../../../apps/app1/lib/app'; // Error: Invariant failed: You should not use <Switch> outside a <Router>
// import App from '../../../apps/app1/src'; // everything works as expected
...
renderToString(
  <StaticRouter location={location} context={context}>
    <App />
  </StaticRouter>
);
...

Expected Behavior

No error is thrown

Actual Behavior

False positive error is thrown: "Error: Invariant failed: You should not use <Switch> outside a <Router>"

https://github.com/ReactTraining/react-router/issues/6789#issuecomment-502490351