index.js:1437 Warning: Can't perform a React state update on an unmounted component. This is a no-op, but it indicates a memory leak in your application. To fix, cancel all subscriptions and asynchronous tasks in the componentWillUnmount method.
This is caused because MaterialIcon loads the font and after that set it in state in the onFontActive function:
I'm getting this warning on my app:
index.js:1437 Warning: Can't perform a React state update on an unmounted component. This is a no-op, but it indicates a memory leak in your application. To fix, cancel all subscriptions and asynchronous tasks in the componentWillUnmount method.This is caused because MaterialIcon loads the font and after that set it in state in the onFontActive function:
https://github.com/logtrace/material-icons-react/blob/develop/src/index.js#L36
At this point, is possible that the component is not mounted, causing the warning. The font load should be cancelled on componentWillUnmount.