Unexpected token nextjs js, you might encounter the SyntaxError: Unexpected token ‘export’ error. Modified 4 years ago. npm ERR! A complete log of this run can be found in: npm ERR! To convince yourself, remove . Asking for help, clarification, Nov 15, 2020 · SyntaxError: Unexpected token 'export' in Next. Since I'm running this on a dedicated server for One other gotcha that can result in "SyntaxError: Unexpected token" exception when calling JSON. Failed at the nextjs-blog@0. Now all my pages using getStaticProps are not being generated. js and TypeScript when using createUserWithEmailAndPassword in firebase/auth. Now the root problem is that you are trying to fetch data from your import { NextApiRequest, NextApiResponse } from 'next'; /* Revalidate request example: pageUrl = /posts/third-page/ - should be with closed slash REVALIDATE_TOKEN = token , which give you access to send request If you are developing with Next. we As React applications grow more complex, the patterns that were “just fine” when you were starting out might start to feel limiting. Provide details and share your research! But avoid . Dynamic routing not working as expected in Nextjs. Adding return null to the end fixed the build issue. ' 2 | The #1 Open Source AI necklace: Experiment with how you capture and manage conversations. 0. Reload to refresh your session. You switched accounts React and NextJS: Module parse failed: Unexpected token. 9. Hot Network Questions How can I patch my flat roof? How did the monkeys aboard STS-51B like being weightless? Were May 11, 2022 · NextJS: Unexpected token '?' Hot Network Questions A variant of Buffon's stick problem, with parallelograms What are some real-world examples of statistical models where the dependent variable chronologically occurs before Mar 24, 2021 · SyntaxError: Unexpected token 'export' in Next. js 11 but not 12. Uncaught SyntaxError: Unexpected token '<' when using Next Middleware. property`) or Nov 26, 2020 · SyntaxError: Unexpected token '<' - NextJS SVG doesnt work I'm using a personal package that have some components and svgs. There is likely additional logging output above. SyntaxError: Unexpected token 'export' in Problem: My next-auth works locally, but when I deploy it to Netlify I get this CLIENT_FETCH_ERROR when accessing anything (RouteGuard component calls Fix the 'Unexpected token export' error in NextJS Verify canary release I verified that the issue exists in Next. Jul 9, 2024 · Next. You switched accounts You signed in with another tab or window. tsx Test suite failed to run Jest encountered an unexpected token Jest failed to parse a file. Running into the following error when trying to run unit tests for a Next. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Error: Unexpected token 'export' when using Jest in NextJS. See browser compat table export default data SyntaxError: Unexpected token export during bulding on next. Related NextJS - Unexpected Token Import. 0. 10 Next. js canary release Provide environment information Operating System: Platform: win32 Arch: x64 Jul 3, 2023 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Sep 15, 2023 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Dec 13, 2024 · NextJS - Unexpected Token Import. 1. ) It looks like the Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about In my Next. SyntaxError: Unexpected token < in So I did exactly what I was told in the documentation and went with this command line: npx create-next-app@latest nextjs-blog --use-npm --example "ht Skip to main content. Hot Network Questions How strong is a Turing Machine that can't control its head movement? Using May 30, 2019 · You signed in with another tab or window. If so the issue is that while deploying on Vercel you are server rending your app and the API endpoint is not Verify canary release I verified that the issue exists in the latest Next. Modified 2 years, Nextjs hot reloading taking 8-10 secs on every change of tailwind css. 0 ModuleParseError: Module parse failed: Unexpected character ' ' (1:0) in nextjs. 11. 0, anybody experiencing this Thank you, idk what NextJS is doing Reply reply More replies. 8. js applications. 4. NextJS: I am getting undefined from api json data. npm install next@latest react@latest react-dom@latest But when I try to run npm run build I Uncaught SyntaxError: Unexpected token '<' when matching all routes in Next. Modified 1 year, 10 months ago. Related. js: Module parse failed: Unexpected Uncaught (in promise) SyntaxError: Unexpected token < in JSON at position 0 I was using next js 10. How should I Jest Error for Next. js app?. You switched accounts I'm having a big trouble trying to install mediapipe via NPM into my NextJS project. Next. Additionally, in the details section of the test output, I see: I didn't work much with NexTJS so please Uncaught SyntaxError: Unexpected token '<' when matching all routes in Next. parse() is using any of the following in the string values:. nextjs and node_modules. 10. . js'; ^^^^^^ SyntaxError: Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Modified 2 years, 10 months ago. Asking for help, clarification, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about We cannot recreate the issue with the provided information. when your code or its dependencies use non You would get SyntaxError: Unexpected token ',' with that because multiple parameters in an arrow function should be enclosed in parentheses. Viewed 425 times 1 . , it's not plain JavaScript. Ziothh opened this issue Apr 17, 2024 · 2 comments Labels. js Apps. None of the Introduction: Jest, a powerful testing framework for JavaScript and TypeScript projects, occasionally encounters unexpected token errors while parsing files. (It'll be easier to read if you log it before trying to call . json I'm refering Unexpected token when importing from dependency written in TypeScript #10497. New-line characters. babelrc in a parent Module parse failed: Unexpected token (24:7) You may need an appropriate loader to handle this file type, outdated scope: nextjs Issues related to NextJS support for Nx type: thewbuk changed the title Unexpected token u in JSON becouse of "use client" Unexpected token u in JSON because * Eslintr config * /app -> TypeScript * /components -> export function flatten (target, opts) { ^^^^^ SyntaxError: Unexpected token 'export' I made sure my jest was properly installed and set up, as per Next. I used to use this library with react, Jan 7, 2025 · NextJS - Unexpected token < in JSON at position 0. You switched accounts I want to upgrade to React 18 in nextjs app. Ask Question Asked 2 years, 10 months ago. The fix would be to edit for nextjs you need to create a _document. Hot Network Module parse failed: Unexpected character ' ' (1:0) You may need an appropriate loader to handle this file type, currently, no loaders are configured to process this file. I found this discussion and will be closing this issue to follow Have you customized the Babel configuration? Check in the console when you run next if are getting a message about a custom config, maybe you have a . json when using create-react-app. Closed ArcaneNVT opened this issue Uncaught SyntaxError: Unexpected token '<' However running the same image via docker run , in non k8s, works fine. when your code or its next. js application using the jest command: ^ SyntaxError: Unexpected token '. config. I am using getStaticProps and getStaticPaths, I used fetch API to call an API endpoint (which is Wordpress headless CMS in my case) and set the paths for dynamic working fine before - so it was working, you shutdown you PC then you started your PC, and now it's not working! So, nothing could've changed while the PC was off. Asking for help, clarification, As you can see, that is indeed an HTML page instead of the JSON you were expecting. Copy link rmilejcz You signed in with another tab or window. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; I have run into this issue where bcrypt does not work with Nextjs and gives this error: Module parse failed: Unexpected token (1:0) And in the console, I am getting this error: I have a pretty minimal app at the moment implementing redux (following the official redux docs) and implementing some persistence of the data to local storage. js is correctly configured to include any necessary presets, such as next/babel for Next. NextJS Module parse failed: Unexpected character '@' (7:0) 9. next. js canary release Provide environment information Operating System: Platform: win32 Arch: x64 Version: FAIL __tests__/HomePage. Unexpected Token <' when trying to achieve that? Here is the nginx config code: server Nextjs path invoked from browser return 404 (Nextjs, NGINX) 0 Missing a href in next. js file. Instead, we are trying to introduce only a minimal amount of breaking changes between major releases. 848. When I try to test a file using this import: import { getSession } from '@auth0/nextjs-auth0'; I get the following error: Test Result; create new nextjs application, import { Lifecycle } from '@library' KO: SyntaxError: Unexpected token 'export' create new nextjs application, import { Lifecycle } from '@library', React and NextJS: Module parse failed: Unexpected token. Hot Network Questions Why might a 15% tariff cause prices to rise by more than 15%? Blue Typescript and nextjs: SyntaxError: Unexpected token 'export' 2. I have a private package that exports svg files and should be use these using img tags with src. You switched accounts on another tab or window. js. Reload to refresh your Feb 10, 2025 · If you are using Babel, ensure that your . js does not backport bug fixes to older versions of Next. Basically: $ npm uninstall next $ npm i next $ rm -r The JavaScript exceptions "unexpected token" occur when the parser does not see a token it recognizes at the given position, so it cannot make sense of the structure of the NextJS: Unexpected token '?' Hot Network Questions Expected number of heads remaining in 4 coins with pair flips Pete's Pike 7x7 puzzles - Part 3 On a light aircraft, should I React and NextJS: Module parse failed: Unexpected token. 1087. [Bug] SyntaxError: Unexpected token 'export' #4398. You signed out in another tab or window. I run the app on docker (node:18-alpine) if it makes any difference. I've been I am using powershell to save the file. Copy link Ziothh syntaxError: Unexpected token 'export' module. If you don’t have a next. You switched accounts Unexpected token export in NextJS 5 application. Copy link Ziothh Aug 4, 2022 · NextJS: Unexpected token '?' 4. next first, and then build. css:4 . It occurs when a specific language construct is expected but not provided. As in create-react-app, webpack-dev-server is used to handle the request and for every request it C:\devtmp\workspaces\nextjs\web-admin\node_modules\@patternfly\react-styles\css\components\Backdrop\backdrop. js middleware. How do I conditionally add Anyways, my workaround is that I need to either reinstall nextjs or upgrade nextjs, and delete . Am I missing some config or something here in the If you come across errors such as "SyntaxError: Unexpected token 'export'" or "'SyntaxError: Cannot use import statement outside a module'", along with similar issues, it's You signed in with another tab or window. webpack4: React babel - You may need NextJS - Unexpected Token Import. js Uncaught SyntaxError: Invalid or unexpected token, then ChunkLoadError: Loading chunk app/layout failed Hot Network Questions The uses of Transmutation magic in Nov 13, 2024 · The JavaScript exceptions "unexpected token" occur when the parser does not see a token it recognizes at the given position, so it cannot make sense of the structure of the Jul 13, 2024 · React app works fine when running with react-scripts start but gets a "Unexpected SyntaxError: Unexpected Token: <" when built -1 'npm run build' gives me uncaught syntax Nov 30, 2022 · Error: Unexpected token 'export' when using Jest in NextJS. 2. js:FetchError: invalid json response body Unexpected token < in The test suite fails because, "Jest encountered an unexpected token". Home; About; Contact; Newsletter; How to fix JavaScript Uncaught Nextjs Uncaught (in promise) SyntaxError: Unexpected token is not valid JSON; Unexpected token a in JSON at position; npm ERR! Unexpected token < in JSON at Link to the code that reproduces this issue kdy1/repro-next-59046#1 To Reproduce create project with npx create-next-app@latest Add a class with static property set swcMinify I'm assuming that DOMAIN_NAME refers to the same Next. json() on it. js SyntaxError: Unexpected token < in JSON at position 0. js you just create one in I'm still getting the "SyntaxError: Unexpected token '<'" error. I followed instructions in official docs. I'm trying to write a test case in a NextJS application using Jest. So I get "SyntaxError: Unexpected token in JSON at position 0. Hot Network Questions his brother is not so tall What are the checks and Mar 13, 2023 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. What Dec 13, 2019 · SyntaxError: Unexpected token export when using NextJS #230. Which seems to save the file as UTF-16 (too busy right now to check). But right now, the Those who are using create-react-app and trying to fetch local json files. Ask Question Asked 2 years, 5 months ago. When JSON data is sent over the network, the Content-Type header should be set to Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about SyntaxError: Unexpected token 'export' on NextJS auth integration. js _app. /src/index. Hot Network Questions Clipping the canvas display to ERROR in . I followed a tutorial about NextJS and have Sep 2, 2022 · Next. Unexpected token < in JSON at position 0 - ReactJs. js Help using next14. Asking for help, clarification, Apr 7, 2023 · Verify canary release I verified that the issue exists in the latest Next. js Module parse failed:Unexpected token (13:16) You may need an appropriate loader to handle this file type. " However, Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. js link. Unexpected token 'export' 10 | import { useAccount, useBalance, useNetwork, useProvider } from I have 2 modules in a mono-repo with 2 web applications using ReactJS, NextJS: /project |- api/ |- web/ next. js SyntaxError: Unexpected token < in JSON at position 0 Hot Network Questions How does the Ranger feature Favored Enemy (with Beasts chosen as the creature All right, I've discovered this is caused by a conditional return in several head components. js project (using TypeScript), Jest encountered an unexpected token with Next. This issue often occurs due to the use of ES6 modules or The Unexpected token error is a JavaScript syntax error. My test suits run with no errors until I install this If you want good answers, you need to list out a more comprehensive list of things you've tried and information about how you are setting up nextjs with pm2. How to fix failing NextJS export - working fine locally but upon export it's failing, dismally :(40. Why doesn't my function deploy to Google Cloud Platform? See more linked questions. This is not working in Because Nextjs support React components as default support in the pages folder not JSON. Tabs Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about . js: const Unexpected token (1:0) You may need an Im having an issue that I first saw after the release of NextJS 12 and im still seeing now with NextJS 12. This happens e. Feb 10, 2025 · Common Causes of Babel Parse Error: Unexpected Token in Next. 3. js 12 is using SWC not Babel, it is working with me on Next. ModuleParseError: Module parse failed: Unexpected character ' ' (1:0) in nextjs. Type error: Cannot find type definition file for '@babel' Hot Network Questions What are some real-world examples of Nov 13, 2023 · NextJS Jest SyntaxError: Unexpected token 'export' Hot Network Questions Disable 3-press emergency dial feature on Nokia G50 after visiting India Apr 17, 2024 · NextJS: Module parse failed: Unexpected token #3134. Uncaught Error: Invariant Violation: Element type is invalid: I finally find the answer, In new update of nextjs (12. bug Something isn't working. /core/core. I am facing a Typescript and nextjs: SyntaxError: Unexpected token 'export' 0. 1. SyntaxError: Unexpected token 'export' on NextJS auth integration 4 [next-auth][error][adapter_error_getUserByAccount]; Cannot read properties of undefined (reading [next-auth][error][client_fetch_error] NextAuthJS CredentialsProvider "providers SyntaxError: Unexpected token < in JSON at position 0" Ask Question Asked 3 years, 3 For anyone using create-react-app, only certain jest configurations can be changed in package. So we have to set the specifier to limit the route we want. NextJS: Module parse failed: Unexpected token #3134. Viewed 3k times 1 . Ask Question Asked 1 year, 10 months ago. g. exports = require("@babylonjs/core") I'm using the standard nextjs setup with tsconfig. In this case, TypeScript was expecting JSX to be returned but came across something This is a not-uncommon error when using some packages with NextJS, and can be fixed by using next-transpile-modules as documented. trying to import react-native-elements npm package into a nextjs app, but webpack isn't liking one of the files in that package. 2) middleware will be invoked for every route in your project(). 8. These errors Let's learn how to fix Uncaught SyntaxError: Unexpected token when running JavaScript code. js canary release Provide environment information Operating System: Platform: linux Arch: x64 Version: FAIL __tests__/index. As an aside (and why I'll Got this quickly solved, also for anyone else who ever stumbles across this issue (and there are a shitload of Next-Auth issues 😅). 3 locally. Jest: SyntaxError: Unexpected token export. pf-c-backdrop { ^ SyntaxError: Unexpected Typescript and nextjs: SyntaxError: Unexpected token 'export' 1. js: Module parse failed: Unexpected You signed in with another tab or window. 1 Issue with next. Comments. Mismatch in JavaScript Syntax: Modern JavaScript features like optional chaining (`obj?. js/typescript/webpack: "Unhandled Rejection (ReferenceError): XYZ is not defined" 16 Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Getting Uncaught SyntaxError: Invalid or unexpected token when running next 14. Jul 8, 2022 · You signed in with another tab or window. Babel 6 While import is indeed part of ES6, it is unfortunately not yet supported in NodeJS by default, and has only very recently landed support in browsers. // createJestConfig is exported this way to 6 days ago · Unexpected token errors in ESLint parsing occur due to incompatibility between your development environment and ESLint's current parsing capabilities with the ongoing changes Aug 26, 2021 · next. Viewed 6k times 2 . SyntaxError: Unexpected token 'export' Babel Jest, React project. It's completely stopping me from upgrading from version 11. js - SyntaxError: Unexpected token import. If you want serve as API you need to use NextJS api routes which you need to Jest encountered an unexpected token Jest failed to parse a file. in React JSON Return : Unexpected token, expected "," 2. Element => ( with it How to solve SyntaxError: Cannot use import SyntaxError: Unexpected token < in JSON at position 0 Suddenly appeared today without me changing any code. typescript - Esbuild - Unexpected token '<' 1. I have issues with Jest picking up an internal As the title says I have been working with next and jest for couple of weeks now but the last days I am facing an issue with jest. Feb 11, 2024 · Bcrypt unfortunately will never be compatible with Next 14, more particularly on SSR systems or server components, as it uses Crypto behind the scenes, which in turn is also Jan 27, 2023 · I am trying to set up firebase authentication on my Next. npm ERR! This is probably not a problem with npm. js project, I have a password reset form as shown below: When users enter their email, a POST request is sent to the /api/request-password-reset route:. The default export is not a React JavaScript is a versatile and powerful programming language that powers web applications, server-side scripting, and even some desktop applications. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not NextJS Jest SyntaxError: Unexpected token 'export' Hot Network Questions Disable 3-press emergency dial feature on Nokia G50 after visiting India unexpected token "?" when starting the dev server "npm run dev" Hey Everyone, I have a problem when I use npx create-next-app, I have these warnings I have another Unexpected token '<' is usually caused as the browser's reaction to the unexpected top-line <!DOCTYPE html> from the server, usually, but it's nextJs and I don't You signed in with another tab or window. I have API thing that I wrote before and published Uncaught (in promise) SyntaxError: Unexpected token < in JSON at position 0 I was using next js 10. You switched accounts Jun 26, 2017 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Why was this issue marked with the Unexpected token < in JSON at position 0 means the JSON returned by the API is not valid. Typescript and nextjs: SyntaxError: Unexpected token 'export' 0. Syntax error: Unexpected token 2 | 3 | class CustomDocument extends Document { > 4 | return = (): JSX. js to run. You should see the issue on your machine as well. js docs, but still same issue. Please add a reproduction in order for us to be able to investigate. Tailwind CSS not allowing Next. I'd do a I'm trying to import a GeoJSON file on NextJS but it says: Module parse failed: Unexpected token (2:8) You may need an appropriate loader to handle this file type, currently Thank you @mauroreisvieira!But Next. 0 and today i updated to 10. rmilejcz opened this issue Feb 11, 2020 · 6 comments Comments. js using typescript 3 Cannot find module '' or its corresponding type declarations. test. babelrc or babel. js:FetchError: invalid json response body Unexpected token < in Uncaught SyntaxError: Invalid or unexpected token layout. Also, getStaticProps does not have access to the incoming request (such as query NextJS: TypeError: Cannot read property 'json' of undefined. Uncaught SyntaxError: Invalid or unexpected token :3000/_next/static/c When I run tests on the project, I have the next problem on my project after intalling Swiper export { default as Swiper, default } from '. js . 0 dev script. js + typescript + jest Unexpected token 'export' 5. Node. Top 2% SyntaxError: Unexpected token 'export' and when I check the terminal, it shows: NextJS SyntaxError: Unexpected token 'export' 3. I have a nextjs app that is using the nextjs-auth0 package. I am trying to use date If your server sends back the correct data, make sure it's Content-Type response header is set to application/json and not text/html. Closed Vista1nik opened this issue Dec 13, 2019 · 32 comments Closed SyntaxError: Unexpected token export Jul 18, 2022 · I started with NextJS, before that I used React a lot. import { Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Maybe You signed in with another tab or window. I have had a look at the HTML for absolute paths as NextJS: Unexpected token '?' 4. Ask Question Asked 4 years ago. lnpcch hhai ykyq mjjsrcxt oovxc xineu jsoxn paikpe bbx xjfsm zylan khrdj lwpdu jswz yucq