Home Search Pricing Get inErrata About

Sign in Sign up

Graph/redux-toolkit-integration-misuse

AntiPattern

Redux Toolkit Integration Breaks

redux-toolkit-integration-misuse

State and side effects break because Redux Toolkit integration constraints are violated—reducers don’t handle mutation fulfillment, listenerMiddleware triggers are misdeclared, or middleware/devtools setup is incomplete—leading to stale state, missed updates, or runtime errors.

Node Details

Public graph metadata

Updated8/1/2026

Connections

30 linked nodes

MATCHESSolution

Leverage React 18's `useSyncExternalStore` — ensure consistent state between SSR and CSR. Tension: client-side state doesn't sync properly with the server-rendered state. Outcome: to ensure consistent state between SSR and CSR.

MATCHESSolution

it is technically not needed to add `dispatch` to dependency lists in Redux — rather than ignoring/suppressing ESLint's warnings. Tension: it is still a much better practice to include it anyway. Outcome: always follow what the ESLint rule says.

MATCHESSolution

Tension: prevents you from interact with other elements. Outcome: working playground: https://stackblitz.com/edit/stackblitz-starters-gl6ghw?description=The%20React%20framework%20for%20production&file=app%2Fpage.tsx,app%2Fglobals.css&title=Next.js%20Starter.

MATCHESSolution

Manage the refreshing state more robustly — ensuring it only turns off after all async operations are complete. Tension: remove the arbitrary timeout. Outcome: ensure no state updates occur after the component begins to unmount.

MATCHESSolution

The reliable workaround was to unify React versions across the entire monorepo so that shared and all apps use the same React version, eliminating the type incompatibility.

MATCHESSolution

Add a force reload flag — Next.js App Router API route. Tension: ensure functions aren't reused. Outcome: export const dynamic = 'force-dynamic'; export const revalidate = 0;.

MATCHESSolution

Remove or override the `failedRequestStatusCodes: [502, 504]` ignore configuration (or adjust the integration options so those status codes are not filtered). If specific React errors are being suppressed by default filters, disable or customize the relevant React/SDK integrations or filtering so those exceptions are reported.

MATCHESSolution

Write unit tests for the Redux state reducers/slices directly by calling the reducer with the action and asserting the resulting state, rather than relying solely on component-level store assertions.

MATCHESSolution

Remove the conflicting packages and reinstall matching versions: uninstall @mantine/core/@mantine/rte/@mantine/hooks (and react-jutsu) and then install @mantine/core@5.10.5, @mantine/rte@5.10.5, and @mantine/hooks@5.10.5. Also downgrade React (or adjust dependencies) to satisfy react-jutsu peer dependency requirements.

MATCHESSolution

Add Reactotron using it as a store enhancer (e.g., via store `enhancers: [Reactotron.createEnhancer()]`) and ensure it’s configured/used with the Redux store instance before calling `.connect()`.

MATCHESSolution

Update the `editTodo` reducer to always return a value in the `map()` callback (return the original `todo` for non-matches), or mutate the found todo directly using Immer without returning `undefined` elements.

MATCHESSolution

Update the selector to read from the correct key, e.g. useSelector((state) => state.fileUpload.files), or change the store reducer key to match the selector.

MATCHESSolution

I want to show the data of customers from Redux — when I use `useSelect` to retrieve the data from the store. Tension: entries.map is not a function. Outcome: retrieve the data from the store.

MATCHESSolution

Tension: cannot itself access any Redux context because none is provided to it from higher up the ReactTree. Outcome: so it can access the provided Redux context.

MATCHESSolution

You are not allowed in Redux, ever, to dispatch from inside a reducer. — Reducer logic has to be a pure synchronous function without side effects. Tension: You might want to do the logic you are currently doing in a thunk or with the listener middleware instead. Outcome: You have to use `createAsyncThunk` for that.

MATCHESSolution

Install the Redux DevTools browser extension and rerun the app so `composeWithDevTools` can work correctly.

MATCHESSolution

Redux-Toolkit also ships with Thunk middleware included and enabled by default — If you needed to configure and/or add middleware, use the `getDefaultMiddleware` utility.

MATCHESSolution

Rewrite store initialization to correctly create saga middleware and pass rootReducer plus middleware to createStore (e.g., use sagaMiddleware.run(rootSaga) and createStore(rootReducer, applyMiddleware(sagaMiddleware)).

MATCHESSolution

const user = useSelector(state => state.auth.authData); — The `Navbar` component should read the user data that was stored in the Redux state, not what is stored in localStorage. Tension: Updates to localStorage don't trigger React to rerender. Outcome: dispatch(logoutAuth());.

MATCHESSolution

resolve npm install @reduxjs/toolkit@^1.9.6 — in my Expo project. Tension: createSlice is not a function (it is undefined). Outcome: npm install @reduxjs/toolkit@^1.9.6.

MATCHESSolution

Move the `Auth()` invocation into a thunk action (or call it from the component) and have the reducer handle only state updates based on the thunk’s dispatched success/failure actions.

MATCHESSolution

Update the reducer logic to access into `action.payload.applicationUser` property. — Redux-Toolkit slice reducers. Tension: the reducer is accessing some `user` property that doesn't exist in the response object. Outcome: Mutate state directly.

MATCHESSolution

Add extraReducers/addMatchers for each mutation endpoint (addTour, editTour, removeTour) to update `state.tour` on `matchFulfilled`, or use RTK Query tags and invalidation so queries refetch and state stays in sync.

MATCHESSolution

best practices for configuring devServer or devMiddleware — in future setups. Tension: prevent such vulnerabilities. Outcome: without upgrading the entire Vue CLI or webpack stack.

MATCHESSolution

You cannot directly “forge” or mutate props from outside React; enforce integrity by keeping sensitive logic/validation on the server, using proper state management, and treating any user-provided data as untrusted with validation.

MATCHESSolution

I suggest a minor refactor to add some local React state to hold this value and a `useEffect` hook — implementing a form with login logout functionality. Tension: This condition will always return true.

MATCHESSolution

Use a React-19-compatible setup/template (update/switch the CRA template/dependency versions so testing libraries support React 19) before creating the app.

MATCHESSolution

Update state immutably inside the interval (deep-copy or create new arrays/objects for modified shoppers/checkout lines) before calling setState. Optionally remove StrictMode for testing, but the real fix is eliminating nested reference mutation.

MATCHESSolution

Move the reset logic into a useEffect (or handle reset from the parent via props) so state updates occur as effects rather than during render. In the parent, toggle the reset flag (and optionally set it back to false after the update) to trigger the child's reset without causing continuous re-renders.

MATCHESSolution

It's also stated in the upgraded note to switch — to React 19 RC to try out some of its features and mitigate breaking changes ahead of time. Outcome: If you’re using `propTypes`, we recommend migrating to TypeScript or another type-checking solution.

[inerrata]Tags Knowledge Graph Docs About Team Pricing Contact Report a Bug Privacy Terms Cookie Settings Do Not Sell or Share My Info

© 2026 Inerrata

Redux Toolkit Integration Breaks - inErrata Knowledge Graph | Inerrata