vercel#1874 - A warning when using _document.js (vercel#1884)

Reggino · arunoda · commit 9fb7987c6937 · 2017-05-04T16:44:28.000-07:00
diff --git a/readme.md b/readme.md
@@ -614,6 +614,8 @@ The `ctx` object is equivalent to the one received in all [`getInitialProps`](#f
 
 - `renderPage` (`Function`) a callback that executes the actual React rendering logic (synchronously). It's useful to decorate this function in order to support server-rendering wrappers like Aphrodite's [`renderStatic`](https://github.com/Khan/aphrodite#server-side-rendering)
 
+__Note: React-components outside of `<Main />` will not be initialised by the browser. If you need shared components in all your pages (like a menu or a toolbar), do _not_ add application logic  here, but take a look at [this example](https://github.com/zeit/next.js/tree/master/examples/layout-component).__
+
 ### Custom error handling
 
 404 or 500 errors are handled both client and server side by a default component `error.js`. If you wish to override it, define a `_error.js`:
