javascript - Can't perform a React state update on an unmounted component - Stack Overflow
Angular vs. React: The Framework Way or the Library Way? | Toptal®
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
React router unmounts, set state and change language not playing well together · Issue #796 · i18next/react-i18next · GitHub