Redux devtools dispatch not working

Redux devtools dispatch not working

userActions. This can happen if you're not using the extension correctly or if there's a conflict with other extensions. in file generally its written as. My saga: I looks like if I try to dispatch an action from devtools it doesn't work Can you confirm that? Jan 5, 2017 · I've gone through every piece of documentation and example project I can find for building a react app with redux and react-router, but I just can't seem to figure out how to get my redux state to update when I dispatch actions. js job --> It seems to work fine in local environment. However, let's have a look at an example. There must be something I'm missing which is not making it click. Redux DevTools Dispatch. npm install @reduxjs/toolkit May 10, 2023 · Thunk is a programming concept that involves the usage of a function to delay the evaluation of an operation. I'll definetely check the ducks documentation to improve the code once I have the time. However, now Im running into an issue, because it seems that if a browser doesnt have Redux extension, it won't work. It's critical for performance. Dec 16, 2018 · 3. import { createStore, compose, applyMiddleware } from 'redux'; import { createEpicMiddleware } from 'redux-observable'; Nov 27, 2019 · dispatch(fetchBlog(slug)) }, [slug, dispatch]); const blog = useSelector((state) => state. I am not mutating state; I always make a new copy. export const config = {. Jan 21, 2022 at 8:01. 8. To over right it add devTools: { trace: true, traceLimit: 25 } to configure store. I followed the instructions over at the official docs; my app was working just fine in chrome, pointing to localhost:3000. I have read more than a dozen answers to similar questions, and have tried the solutions. const say = createAction("ui/say", what => ({ payload: what })); const uiSlice = createSlice({. Step 2: Now provide which 'action type' you want to modify. using npm install @ngrx/store @ngrx/entity gave me problems. Installation. angular. Connect and share knowledge within a single location that is structured and easy to search. Oct 24, 2019 · It's not very common, as react-redux would work in most cases. This dispatches the action with modified state. Also isn't this react-redux. We specifically teach RTK Query as the default approach for data fetching, and RTK Query is built on the same patterns shown in this page. 4 - Enable redux debugger ( from Flipper) The redux-debugger plugin will be listed in the disabled plugin section. So make sure that ngrx is installed using the ng add syntax when you plan on using it in the project. You can declare your Dispatcher the same way you declare a Monitor in your Dev Tools. The Redux core library is deliberately unopinionated. It’s time to code this. One of the most common reasons behind Redux DevTools not working is incorrect installation or configuration. Sonny Vesali. Change the chrome DevTools theme, only once it is required. 2. So, you will need to do something like this. answered Feb 23, 2022 at 14:03. Jul 7, 2023 · dispatch(getCompanyInfo()); getCompany(); }, [dispatch]); The function executes in useEffect & also prints the response got from API but does not invoke the extraReducer. calling use Selector I am calling use Selector inside my functional component like this: import { useDispatch, useSele Mar 26, 2016 · I have used console. atom-redux-devtools - Used in Atom editor. npm install --save-dev redux-devtools-dispatch. --. 0. On success triggers the Success action and this updates the Store. The oldest actions are removed once maxAge is reached. my code looks like booking. BUT. The extension provides power-ups for your Redux development workflow. In readux-thunk@3 there is no longer any default export, so with import thunk from "redux-thunk" thunk is undefined. case 'INCREMENT': return state + 1; Aug 8, 2019 · Check the browser console. function App() {. Like at first import : import { composeWithDevTools } from 'redux-devtools-extension'; Add all your middleware in an array. I use Thunk Middleware but the repo doesn’t. 1), but now the instance doesn't show up in the Redux DevTools window even if I wrapped the whole app with FlowerProvider. then() (I think) is not working but doesn’t throw errors. Mar 9, 2018 · To make things easier, you can use the redux-devtools-extension package from npm. So it started working when I typed ng add @ngrx/store @ngrx/store-devtools @ngrx/entity. While setting up Redux DevTools, ensure you follow the installation guide correctly. not fetch /api/profile/25 multiple times on the same page. Starting in Part 3: Basic Redux Data Flow, we'll use that knowledge to build a small social media feed app with some real-world features Oct 11, 2022 · when I submit the booking form the dispatch action is not calling, I thought is from the redux version but it does work for login and register form. As you can see in this screenshot, actions are dispatching properly, but my store/nextState isn't updating. remotedev-rn-debugger - Used in React Native debugger as a dock monitor. runtime: "edge", } or. In the component's state. You can either build all the packages (i. So, please tell me in detail. But whenever I run/reload application, redux tab shows 'No store found' message. I can't understand what did I miss. The key names given to combineReducers define the top-level state object keys. js Mar 14, 2023 · 1. asynchronous things like data fetching and impure things like accessing the browser cache) easier to manage, more efficient to execute, simple to test, and better at handling failures. I am able to dispatch actions, handle it in the reducer etc. From an implementation perspective, dispatch is just a method that is used to communicate with your reducers. ExtraThunkArg, State = any, BasicAction extends Action = AnyAction. Oct 2, 2022 · I am dispatching saveShippingAddress from ShippingScreen. dispatch({type: 'IMPORT_STATE', nextLiftedState}); Jun 26, 2022 · Nothing happens when I dispatch an action. With middleware like redux-thunk and redux-saga, we can implement this behavior. Usage. Apart from Redux, it can be used with any other architectures which handle the state. Also we can set it as global state using useDispatch of react-redux. log on reducer but no luck. To solve this issue, first, make sure that you're using the extension correctly. I can't figure out how to retrieve the devtools store from my component to then dispatch the action IMPORT_STATE as i saw on redux-devtools code: store. I reloaded the page. const [state, dispatch] = useReducer(reducer, initialState); Issue #4: DevTools Extension Not Working. May 10, 2017 · I didn't get permanent solution yet but here is the workaround -. I double checked that there is no problem with my data. Action, reducer, dispatch, and state. Step 1. Each package's dependencies need to be built before the package itself can be built. In the Redux store. switch (action. In the context of Redux, thunk is a function returned by an action creator, which can be used to delay the dispatch of an action. Take a look at your fetchDataAction and fetchRequests functions: Jun 28, 2021 · Teams. js Aug 4, 2016 · The component is not connected to redux. then() (I think) is not working but doesn't throw errors. Since it is exactly the same code, I have been struggling to figure out what the issue could be. /reducers'; Oct 14, 2019 · The fact that OP is getting an exception when calling dispatch in their inner function, not in the catch block you added, means this isn't true. I'm working on a Next. e. Redux Toolkit's configureStore wraps around the original createStore method, and handles most of the store setup for us automatically, so initially install reduxjs/toolkit. e; is path of your project directory. But mine is not fetching anything. function myAction() {. Now, verify "Redux" appears in the top menu next to Feb 17, 2024 · The version of redux you are using is too new for the older deprecated redux-devtools-extension package you are trying to install. So just remove edge runtime from the file and/or from 'next. And that's exactly what you're doing. I am trying to pass data to my redux store with the help of redux toolkit, but I'm unable to do so. Please help. The screen is blank and reduxDevTools is also not showing anything. I have connected this action using mapToDispatch and call it from the Component using this. Now open devtools, you find the extension tab in DevTools. push() is called in the "CategorySection" component, as I said before, nothing happens. js web app, I was using an older version of Flower React and I decided to update the package to the latest version (3. Step 3: Create a payload object & modify the state which you want to modify. To define the word, Redux is Nov 22, 2017 · 1. Here is my code: //USER DETAILS. ShippingScreen. User is defined as: const user = {name: "Rei"} Dec 3, 2020 · 1. thank you. export runtime = "edge". I have used console. It seems to be that the component props are one state change behind the redux state 6 days ago · 0. When I call an action with a thunk, I can see that the action is called (using a console. I want the extraReducers to work when getCompanyInfo is called & set the companyInfo state. log and dispatch are called on render, not on click, and btw, there's syntax mistake in onClick, it wouldn't compile. I also noticed that redux-devtools-extension is outdated and instead using npm install --save @redux-devtools/extension as specified here: redux-devtools I’m a big fan of the redux-devtools extension but lately I have noticed that it stopped working. I usually just get this: What I expect to see is this: Although I don't expect the action to have fired twice. We will invoke useDispatch and store it to a variable, dispatch. The application is working as expected(is able to retain state). Jan 7, 2022 · Thanks everybody for your questions and suggestions. (action) . Values are just not retrieved from the store with useSelector. I did a console. 4, expo: ^49. I checked the Redux devtools but I don't see Sep 5, 2023 · Sep 5, 2023. This is good in some cases, because it gives you flexibility, but that flexibility isn't always needed. (but nothing is updating in the Storybook ReduxDevTools) In the Live App the ReduxDevTools are working fine. The DevTools have option in Settings to use no connection or use local server connection. Dispatch your actions manually to test if your app reacts well. Install the Redux DevTools Extension. It's an opensource project. I have tried to get it working for a few days now, but nothing seems to work. js is not working. Dispatch will work with the allActions imported from the actions folder. In the removeItemFlow function, the action. payload). The MsgSenderPage contains a MsgSending component which we would like to be completely unaware of redux (i. import {createStore, applyMiddleware} from 'redux'; import rootReducer from '. , pnpm nx build remotedev-redux-devtools-extension). ACTION: Open the reduxDevTools Settings by clicking on settings button from reduxDevTools. The below code is my custom redux middleware. In general could be that you have forgot the commented part : import { createSlice Aug 18, 2021 · As I try to create a new category by calling "handleAddCategory" which triggers a dispatch for "createCategory", I can see in the Redux DevTools that it has been added to the "item" state once I get the data back from my backend, but then when . In the redux devtools I can see the initial state (an empty array) but once I try to add a recipe to the favoriteRecipe array nothing happens. You can again change the theme whatever you want to keep and this will fix your problem. Dec 31, 2020 · 2. dispatch(loginSuccess()) HTH. You have to add redux-promise for promise supporting. liftedStore. To open the remote devtools, right click the Redux Devtools extension icon in chrome and Nov 6, 2020 · When I execute this action, the devtools show that the redux state has updated, but the code shows that rename_props is empty. js file (reducer) const counterReducer = (state = 0, action) => {. Dec 18, 2017 · Yes, it is possible. blogs is an empty array. js (any component you want) and inside of this component we can get datas from getStaticProps as props. To get started with it, you'll need to download the Redux DevTools Extension for your browser. You need to dispatch the loginSuccesss action instead of directly calling it. Today I was working on one of my projects and a little bit into it (after making some changes) I started to get this error: Redux Configuration: import { createStore, applyMiddleware, compose } from 'redux'; import { getFirestore } from 'redux-firestore'; import { getFirebase} from 'react-redux-firebase'; import rootReducer from '. 8, @redux-devtools/cli: ^3. Learn more about Teams Jun 26, 2021 · redux-batch allows passing an array of actions to store. import { createStore, applyMiddleware, compose } from 'redux'; If you are using the redux toolkit and don't see the code trace its because it is set to 10 by default. I am stuck in this for quite a long time. Once I dispatch an action it doesn’t record it. 0" I run npx expo start before the redux-devtools – In my app, redux persist was not working in production. I think, inside of getStaticProps just call API or get datas from DB and returns it as props to pages/index. props. Otherwise just copy an action from "Raw" view and copy it into the dispatch input to have working examples. Aug 22, 2019 · Both actions (fetchBillsByRep and getRepFinances) fetch correct data and correctly update Redux state. All of these elements are part of Redux’s core concepts… and most of them are new to many React developers. Redux DevTools for debugging application's state changes. Everything works except that I cannot dispatch a custom action in the Redux devtools addon. According to the docs, I have written out: import { createStore, applyMiddleware, compose } from "redux"; May 28, 2017 · Below is the code to include redux devtool as I read on doc, but it's not working it doesn't matter if I comment out the intialState or not. Default is 50. At first glance you don’t see the icon because it is greyed out like this: You click on it. com Feb 23, 2023 · Using latest Redux Devtools in Electron 18. Q&A for work. Jun 25, 2020 · being logged - it's not, and there's no click simulation in the code you posted. type) {. I added Redux DevTools to my Chrome browser as started using Redux . Turns out it only works when redux dev tool is enabled, which was disabled in production mode. Here are my related dependencies: "react-native: ^0. The above will dispatch the following action object: { type: 'Data', payload: undefined } which ofcourse is not what I want the payload to be. When I checked the Redux devtool, It shows that the actions are dispatching appropriately with their payloads but the state remains as the initial state, it doesn't get updated after each dispatched action. Nov 24, 2019 · 1. import { useReducer } from 'react' function useReducerWithThunk(reducer, initialState) {. Dec 15, 2017 · Run npm i -g remotedev-server and then start it up with remotedev --hostname=<your-machine-ip> --port=8000. Sep 9, 2021 · It is also difficult to understand what happens as a consequence of actions as it could cause components to change and effects to trigger (which dispatch more actions). There are always only five action histories. Learn how to use RTK Query for data Jan 8, 2019 · In the Redux DevTools Extension settings there is an option Filter actions in DevTools. Sometimes, you are trying to dispatch an action, but your view does not update. I am trying to get Redux dev tools to work with: The problem I have is that I cannot view the state. , pnpm run build:all) or use Nx commands to build only the packages necessary for the packages you're working on (i. 0 , configureStore is the recommended way to create a Redux store using Redux Toolkit. The problem I face is that my reducer is not being called when I dispatch an action. I have tried to add other actions in reducers but they are also not working. Once you've set up the Redux <Provider> in your application, you can start using the Redux DevTools extension. Sep 3, 2019 · My application is properly integrated with @ngrx/store-devtools. But it doesn't appear to do anything. But, everything was working fine on development environment. Apr 20, 2022 · Guys I'm in 2023/07 and as of Redux >= version 4. Click Dispatcher. Creating a custom React useReducer hook to support passing functions as actions. I had the same issue where the option REDUX did not appear in the top menu Chrome browser. Don't do this! See full list on blog. – Nov 15, 2022 · 3. actions/UsersActions. I need to debug "react-redux" application and find out which part of code is dispatching exact action for redux, because it should not. And finally, most important things you have to setup i. Neelesh Shetty. g. Troubleshooting steps I've done so far (none of which have solved the issue): Disabling and re-enabling the Redux dev tools extension. That is neither mutating the existing state object/array in memory, nor returning an entirely new value, so Immer does not make any actual changes. x Chrome browser. Hence the state does not get updated. This is my setup: May 29, 2024 · Reducers are usually split based on top-level state keys or "slices" of state. Jun 7, 2020 · 10. What I wanted to achieve is to have some cache for user profiles, i. Regarding the solution, it was so simple: Jun 4, 2019 · I have a simple react app that fetches data from a JSON in my local and updates the state. This is my code: Use one of our monitor apps to inspect and dispatch actions: redux-devtools-extension - Click "Remote" button (or press Cmd+Ctrl+Arrow up) to open remote monitoring. Why does this happen? There may be several reasons for this. Copy the project directory path D:\xampp\htdocs\reactjs\redux\ where Dec 16, 2021 · You can use maxAge option: number (>1) - maximum allowed actions to be stored in the history tree. Mar 19, 2021 · The promblem comes that react does not see the change in the store and won't update the child component: import { testsArray } from ". Enable the plugin to get started. – timotgl Commented Oct 14, 2019 at 12:28 Jan 5, 2018 · So it means that it doesn't handle your promises. Maybe better to add a codesanbox to better check. const thunk = createThunkMiddleware() as ThunkMiddleware & {. Aug 5, 2016 · You move your cursor to the top-right where you know the Redux DevTools extension is waiting. error})) ); The loadAccountDebtor action triggers an Api service call (with the action. If I use "Redux DevTools" and debugger in chrome or external , when there is breakpoint set "Redux DevTools" are not working anymore until all breakpoints are completed , then I can see actions in it Oct 10, 2021 · currentAccountDebtor: null, error: action. After that any component we can call those states using redux May 29, 2024 · RTK Query is a purpose built data fetching and caching solution for Redux apps, and can eliminate the need to write any thunks or reducers to manage data fetching. E. – Günter Zöchbauer. Breakpoints aren't sufficient as a breakpoint in the Jul 13, 2022 · The equivalent of map dispatch to props is useDispatch. Once an invalid action is diapatched it produces an exception and after that dispatch from Redux Devtools doesn't work anymore. setUser(user). While fetching bills results in immediate re-render, fetching donors does not. I am working on localhost so I am trying to connect using local server. The app is functioning and from console logs I put here and there I'm sure the Apr 15, 2016 · How would a mapDispatchToProps work in that case. For example, useEffect calls a dispatch with the following action: allActions. To modify the extension settings either click the gear icon in the very bottom right corner of the Redux tab or select Extension Options in the Chrome Extension details screen. I can't figure out why the dispatch is not being called. It simply will not execute the actions. Peticion) doesn't work either. js app: Aug 26, 2020 · I'm using redux-saga to fetch an endpoint and want to present it on first page load using useEffect(). Feb 22, 2022 · I'm using RTK here so the use of composeWithDevTools is not needed as devTools option handles that, but I'm assuming if you doing it the createStore way still need it. User is defined as: const user = {name: "Rei"} Sep 4, 2023 · But this happens very inconsistently, and they disappear again as soon as the state of the app changes. You can try this : npm i @redux-devtools/extension import { composeWithDevTools } from "@redux-devtools Sep 9, 2021 · It is also difficult to understand what happens as a consequence of actions as it could cause components to change and effects to trigger (which dispatch more actions). Upon clicking Connect it just does nothing and the state is still Jul 13, 2022 · The equivalent of map dispatch to props is useDispatch. const middleware = [. Here you have to check the radio External ediotr radio button and type vscode inside the input field. Feb 22, 2022 · 2. I use the Redux DevTools to see my 2 states: lists and todos. /reducers'; import reduxImmutableStateInvariant from 'redux-immutable-state-invariant'; import { composeWithDevTools } from 'remote-redux-devtools'; const composeEnhancers Nov 25, 2023 · In Part 1 of this tutorial, we'll cover the key concepts and terms you need to know to use Redux, and in Part 2: Redux App Structure we'll examine a basic React + Redux app to see how the pieces fit together. log) but the dispatch is not. Say we have a MsgSenderPage that is connected and has the dispatch method inside its props. and to use like so: // @flow. min. If you still don't see the code block inside trace tab increase the traceLimit to 30 or 40. After installation, the DevTools will add a new tab to your browser's Developer Tools specifically for Redux. Never mutate reducer arguments. . Dec 4, 2022 · Edge runtime causes this problem as apparently it creates its own dom where unstable_batchedUpdates is not exported. Do something like export default connect()(FacebookLogin). Jan 11, 2021 · I am just making a simple app to learn Redux. To get started with Redux DevTools, you'll need to install the extension for your browser. I can see dispatch getting the response from the JSON but state is not updated. Dec 7, 2023 · In the database. Mar 6, 2024 · The Redux DevTools Extension recently added support for showing action stack traces that show exactly where each action was dispatched. Compare v2. type === REMOVE_ITEM is not being executed even though I press on the delete button from the frontend and the type: REMOVE_ITEM and payload successfully execute but the middleware is not catching it. Removing and reinstalling the Redux dev tools extension. Nov 16, 2023 · Another common feature which you may wish to add to your app is the redux-devtools-extension integration. Oct 12, 2021 · 3 - install redux-debugger plugin in flipper, (not in project, in Flipper), from > More > Add Plugins, > (in my case works) Redux debugger for flipper 2. can anybody please tell me why is my redux app not working? I have been going step by step from tutorial from youtube but my state isn't event shown in redux dev tools. Step 4: Finally click 'Dispatch'. /Store/PeticionSlice"; That's how I import namely the testsArray to call with the useSelector. return { type: 'MY_ACTION' }; } You're trying to communicate with the reducer that responds to the action type 'MY_ACTION'. Jan 29, 2024 · Usage Guide. The tradicional way of const { tests } = useSelector( (state) => state. 72. window. log() to explore how deeper is working my code and I found that the Component Actions are being called, the AJAX request (with axios) is working fine, but the . Reducers can be combined together with the Redux combineReducers function. Jan 20, 2018 · But the Redux store seems not to be updated after the dispatch. The intended guarantee is that Redux eventually calls all subscribers with the most recent state available, but not that it always calls each Nov 25, 2021 · For one or another reason I can just not get the dispatch/redux to work. For now there is only one. 2. Capturing the traces can add a bit of overhead, so the DevTools Extension allows users to configure whether action stack traces are captured by setting the 'trace' argument . Breakpoints aren't sufficient as a breakpoint in the . Reducers are usually written in "slice" files, organized into "feature" folders. Is it supposed to be like this? I am using these packages in my next. The default export is a middleware function. jsx import React, { 5. Either revert the peer dependencies to compatible versions, or use @redux-devtools/extension like the redux-devtools-extension documentation suggests. name: 'userDetails', initialState: { loading: 'idle', user: {} }, reducers: {. dispatch() with only one notification, redux-batched-subscribe allows batching of subscribe notifications that occur as a result of dispatches. I have installed Redux firefox extension. I am aware of Redux Devtools but this isn't sufficient as it only tells us the order of actions and the state changes. My sagas: Jun 20, 2021 · When I inspect the store in redux devtools I can see all the values are recorded in the store correctly. Right click >> Redux DevTools >> Open in a panel (enable in browser settings) Right click >> Inspect. I'm trying to trigger a simple action using @reduxjs/Toolkit but it's not working. This images below display the action and state of the redux devtool. Feb 1, 2022 · This will not work! This only points the local state variable to a different reference. I am using React, Redux, Redux-Thunk, and Typescript (noobie). This is my code: Action. Installation: $ npm install --save redux-saga . logrocket. Usually when the redux dev tool is inactive / grayed out in react application, can mean that the store is not been initialized (passed as a prop), this maybe also your case, but I haven't used yet in RN. or $ yarn add redux-saga Mar 26, 2016 · The problem is at dispatching. Let say that your action looks something like this. The fourth issue you may encounter is that the Redux DevTools extension is not working. Sometimes it works and works more when I pin the persisted state option. Jun 8, 2021 · I am new to React Native Programming. In "Manage Extensions", I made sure Redux DevTools was active and updated. Nov 21, 2019 · 1. The differences between redux-thunk vs redux-promise you can read May 17, 2018 · Simply wrap the middleware with composeWithDevTools . Restarting Firefox and making sure it's up to date Feb 26, 2017 · 2. js and in redux devtools it shows saveShippingAddress being dispatched but the it's functionality in shippingAddressSlice. Sometimes we just want the simplest Sep 16, 2020 · Redux thunk like action creators for useReducer and redux devtools compatibility. blogs[0]); // return renders the blog information from the blog constant. In the reducer. 1. Remove these from the file or replace edge with Dec 7, 2020 · 4. answered Oct 22, 2021 at 15:35. Just enter "METER_DATA_RECEIVE" there. Jan 30, 2018 · About redux-saga: redux-saga is a library that aims to make application side effects (i. It lets you decide how you want to handle everything, like store setup, what your state contains, and how you want to build your reducers. Redux DevTools is available as a browser extension for Chrome, Firefox, and Edge. js`. It will not dispatch anything if the promise rejects. It is tempting to modify the state or action passed to you by Redux. You will need to import connect from react-redux. console. withExtraArgument<. Jan 11, 2022 · But on android with the exact same code, the dispatch action has no effect, it does not populate my context with the value returned from my APi. 0, @redux-devtools/remote: ^0. The extension is a suite of tools which give you absolute control over your Redux store - it allows you to inspect and replay actions, explore your state at different times, dispatch actions directly to the store, and much more. However it shows only todos and although I tried everything I know, it doesn't show lists: Jan 28, 2022 · redux-devtools-extension does't work because it is deprecated. name: "ui", Mar 29, 2024 · 1. The redux actions are functioning correcly. It has always worked without problems but now it only shows the @@INIT action when opening the devtools in Chrome. answered Oct 18, 2022 at 12:21. 1. Apr 1, 2023 · With Redux DevTools, you can dispatch actions directly, allowing you to test how your application responds to specific actions without having to trigger them through the UI. counter. Enable Redux DevTools in Your Application. e it does not have the dispatch method). All I have there is 'states are equal'. export const userDetailsSlice = createSlice({. Jul 23, 2021 · The above will not throw any errors, but will certainly not do what I want it to do. susant patel. If it receives a promise, it will dispatch the resolved value of the promise. Jul 1, 2023 · Did it work? I followed your steps but it's not working for me. I see that the action is dispatched but it's like the slice reducer is not listening to it or something. I know that, on refresh, fetchBlog does not fire because of Redux DevTools and also Apr 27, 2024 · Here's a step-by-step guide to getting started: 1. config. Thanks in advance for helping me out! First file May 4, 2023 · Step 6: How to use Redux DevTools. // since the action does not fire, blog is undefined because state. __REDUX_DEVTOOLS_EXTENSION_COMPOSE__({ maxAge: 5 }); Switch to the redux dev tools tab. To install it run: npm install --save-dev redux-devtools-extension. zk ry kr qh il hh pc pc dq lo