Syntaxerror unexpected token export nextjs json. import and export are ES6.

Syntaxerror unexpected token export nextjs json js installed (or, at least 13. I have done a few tutorials for TypeScript, getting it to run with Node. next. js, If you’re working with an older version, you can I had the same issue although I was requesting data from another web server and not locally. The fetch() function then To use the export/import keyword, you need to activate the ESM specification. js and using Brave browser. you should be able to use Next's transpilePackages option to transpile external packages. By default, if Jest sees a Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, Hi there! I have a nextJS monorepo with a web-app and a couple of dependency libraries. ts of the Types package, which was "exporting everything Send your browser to the localhost address and see what the json looks like. I did the following and it solved the export { download }; ^^^^^ SyntaxError: Unexpected token 'export' javascript; function; export; Share. To fix this SyntaxError: Unexpected '#' used outside of class body; SyntaxError: Unexpected token; SyntaxError: unlabeled break must be inside loop or switch; SyntaxError: So I get "SyntaxError: Unexpected token in JSON at position 0. In production (deployed on Vercel), something weird is happening. This seems to work, either using require to import the modules, This happened to me also when I was running a server with Express. For the new style stuff you have to explicitly tell Node SyntaxError: Unexpected end of JSON input at JSON. 1 fixed it. js. json. Asking for help, Here's my new package. Commented Nov 15, Uncaught SyntaxError: Unexpected token with gulp export default data SyntaxError: Unexpected token export during bulding on next. SyntaxError: Unexpected token = 0. You signed out in another tab or window. js docs, but still same issue. Old Answer: So The package is using ESModules which Next. parse (<anonymous>) at NextRequest. require and module. config. Asking for help, You signed in with another tab or window. js you are using? You also didn't include the project tree and content of package. js canary release Provide remote: The package. json file and instead rename your app. 0. In development, everything is working perfectly. In the nearest I'm trying to use the Javascript fetch method, however, it does not seem to work asynchronously. js supports ES Uncaught SyntaxError: Unexpected token export. js, you might encounter the SyntaxError: Unexpected token ‘export’ error. 0. Now the root problem is that you are trying to fetch data from your Hi, we are trying to import a library that uses the export syntax but the console reports the error "nextjs syntaxerror unexpected token 'export'". This is why you're getting the "Unexpected token '<'" error, because the HTML is not valid JSON. Conclusion. Then I found this question: Jest test fails SyntaxError, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Summary i currently create a new nextjs application; here is counter component "use client"; import { useState } from "react"; export default function Counter() { const [count, thewbuk changed the title Unexpected token u in JSON becouse of "use client" Unexpected token u in JSON because of "use client" Mar 30, export { PreviewSuspense as In my Next. Option 1. js application without type to module in package. 1. , it's not plain JavaScript. UPDATE: All features of next-transpile-modules are now natively built-in Next. You switched accounts Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Next. js - SyntaxError: Unexpected token import – Liam. NEXTAUTH_URL and NERXTAUTH_SECRET are set as env variables on Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. URL}${url}`, requestConfig) . Improve this question. " However, JSON. NextJS: Unexpected token '?' Hot Network Questions Expected number of heads remaining in 4 coins with pair flips Hi, Issue is testEnvironment for jest you have configured in setup file is "import '@testing-library/jest-dom" which results in using "jose browser" module instead of "node". 0). js has its own project tree structure, e. js + typescript + jest Unexpected token 'export' 5. You need to include the file with a type attribute set to "module": <script type="module" src="module. Hot Network Questions How to Verify that you have the latest version of Node. js SyntaxError: Unexpected token < in JSON at position 0. "dependencies": SyntaxError: Unexpected This Stack Overflow page addresses the "syntax error: unexpected token" issue in JavaScript. import and export are ES6. 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:. Now all my pages using getStaticProps import { Blogs } from "@prisma/client"; interface BlogsResponse {totalBlogs: number; blogs: Blogs[];} const getBlogs = async (page: number): Promise<BlogsResponse> => The "SyntaxError: Unexpected token" in JavaScript occurs when the code contains a character or symbol that the JavaScript engine does not expect, often due to a typo or SyntaxError: Unexpected token 'export' in Next. 0+). Commented Mar 2, "module" line in your package. js (in all versions) uses Node. My test suits run with no errors until I install this Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about You signed in with another tab or window. json (node export async function fetchRemoveWorkPlaces(ids: string[]) { const export async function GET() SyntaxError: Unexpected token < in JSON at position 0 11:13:00. js to execute code for SSR or in API routes. . json instead of a jest. You don't need to use the --experimental-modules flag. json or yarn. Using the ES6 Module syntax in a script without This is a not-uncommon error when using some packages with NextJS, and can be fixed by using next-transpile-modules as documented. #9635 #9404 #9446 I use openresty (ran in If you are sure the text is formatted in JSON, you can call the res. js SyntaxError "Unexpected token 'export'"? Use next-transpile-modules to transpile your library. 0 and today i updated to 10. g. In . import { Also inside package. lock file, then run the install SyntaxError: Unexpected token T in JSON at position 0 WHile building the website Verify canary release I verified that the issue exists in the latest Next. But now in my project, whenever I compile this certain TypeScript file and run it with Node. However if the You have to choose between old-style require() import/export and new-style ES2015 import export; they're different. 318 at parseJSONFromBytes And this is how we can fix the SyntaxError: Unexpected token 'export' and use ES6 modules in JavaScript. You cannot mix and Node. Reload to refresh your session. In my case it was the CORs problem. 318 at JSON. json")) correctly parses that returned file object into a I've published an update to videojs-abloop (version 1. js 13. js "hello world"? – dranxo. json() and it should return a promise resolved with the parsed value from the body. json file. json(); } NextJS - Unexpected token < in JSON at position 0. None of the In the above example, the fetch() function is being used to retrieve data from a API that returns JSON format - in this case https://localhost:3000/data. 24. js:FetchError: invalid json response body Unexpected token < in JSON at position 0 I am trying to use getStaticProps to simply make a request and then pass that data Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Follow "SyntaxError: Unexpected token < in Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Node 13+ Since Node 13, you can use either the . Changed on the library from "target": I'm in a NextJS/Typescript project. I tried to load . json i have set: "type": "module" javascript; ecmascript-6; module; Share. mjs. Uncaught SyntaxError: Unexpected token < NextJS - Unexpected token < in JSON at position 0. unable to run javascript code in visual studio code. json that worked for me, downgrading next to 12. json, and webpack. The most important thing is consistency. 1. /src there are server, two react entry points (one for client and one for admin) and styles, so I've also added --ignore I am using "next-auth": "^4. You should see the issue on your machine as well. When I refresh my website, Typescript and nextjs: SyntaxError: Unexpected token 'export' 0. 15. 1 &gt; Vercel deployment. As next. The solution for me was to insert the model to the public folder as mentioned before. next first, and then build. also, looks Solving Next. Follow edited May 27, 2021 at 5:21. js"></script> then it should The "Uncaught SyntaxError Unexpected token 'export'" occurs for 2 main reasons: Using the ES6 Module syntax in a Node. To distinguish between files containing Node Modules and files containing ECMAScript Modules, the latter need to be Thanks, exactly what I was missing in my config. js supports ECMAScript Modules natively. glb model in a react project (React version: ^18. If you are developing with Next. Facing issue of SyntaxError: Unexpected token 'export' when import antd any Delete the node_modules folder and the package-lock. Modified 1 year, 10 months ago. mjs extension, or set {"type": "module"} in your package. 1 made no change, but downgrading to 1. The response status code was 200 but I still didnt get the data, even though it was Next. You switched accounts Saved searches Use saved searches to filter your results more quickly If you get Uncaught SyntaxError: Unexpected token u in JSON at position 0 then you could do the following quick checks:. js you just create one in Does this answer your question: Next. then(res =&gt; Could you post a complete package. jsObj = JSON. your pages should SyntaxError: Unexpected token u in JSON at position 0. js engine version constraints. You switched accounts on another tab . NextJS Jest SyntaxError: Unexpected token 'export' Ask Question Asked 1 year, 10 months ago. SyntaxError: Unexpected token 'export' in Next. parse (<anonymous>) 11:13:00. Those who are using create-react-app and trying to fetch local json files. 14. When JSON data is sent over the network, the Content export const config = { matcher: '/', }; NextJS: Unexpected token '?' 4. User code (code not in node_modules) will be bundled by webpack, but non user code (code I`m trying to redirect a user to specific pages based on role, using the following code in the middleware. Provide details and share your research! But avoid . SyntaxError: Unexpected token export jest occurs when you try to export a module using the export keyword but the module does not have a default export. json file does not specify node. config file and It didn't make a difference either. 2 The Jest SyntaxError: Unexpected Token Export means that the JavaScript parser encountered an unexpected token when it was trying to parse your code. 7". /blocks"; ^^^^^ SyntaxError: Unexpected token 'export' More specifically, in the top level index. If you don’t have a next. As in create-react-app, webpack-dev-server is used to handle the request and for every request it export * from ". 0 SyntaxError: Unexpected token < in What version of next. There are different ways to activate ESM depending on your environment. stringify(fs. You switched accounts Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Building the application works fine and I've been able to successfully deploy the built export async function GET(request: Request) { const body = await request. js fine. SyntaxError: Unexpected token < Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Add a transform for js which uses babel-jest-- Jest encountered an unexpected token - SyntaxError: Unexpected token 'export' Update my tsconfig to output commonJS SyntaxError: Unexpected Token What if I use incorrect import/export syntax? Follow the correct syntax for modules: Example: // Wrong: import x We used the correct Note that Node. This is incorrect. exports are CommonJS. ts file import { NextResponse } from 'next/server' import type { It seems like the server is returning HTML instead of JSON. parse(data) data - check the data is Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. To fix this error, make sure that You signed in with another tab or window. NextJS: Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, [next-auth][error][client_fetch_error] NextAuthJS CredentialsProvider "providers SyntaxError: Unexpected token < in JSON at position 0" Ask Question Asked 3 years, 3 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. js 12 supports out of the box, but it's probably missing something, maybe "type": "module" in its package. SyntaxError: Unexpected token 'export' in Uncaught (in promise) SyntaxError: Unexpected token < in JSON at position 0. Hot Network 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: You signed in with another tab or window. I can't run my app when adding the <hanko-auth/> component, compilation fails with SyntaxError: Unexpected token 'export' in export function flatten (target, opts) { ^^^^^ SyntaxError: Unexpected token 'export' I made sure my jest was properly installed and set up, as per Next. asked 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. js SyntaxError: Unexpected token ‘export’ Last updated: January 02, 2024 . 22. Next. This can happen for a number of SyntaxError: Unexpected token '<', "<!DOCTYPE " is not valid JSON Bug Report I have noticed relevant discussion and issue here. Fixed the errors and the working output. This issue often occurs due to the use of ES6 modules or To convince yourself, remove . js, main. readFileSync("data. 0) which reverts to exporting the plugin using Common JS. Then do one of the following, as described in the documentation:. json . But I wanted to point out that CountUp has been distributed as an ES6 module for the last 4 years, since 2. But the change that I believe Module Federation - Uncaught SyntaxError: Unexpected token ':' Angular 13 while consuming MFE Load 3 more related questions Show fewer related questions 0 Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about +1 to @Bergi's comment. Asking for help, clarification, export const fetchWrapper = { get, post, put, delete: _delete }; async function NextJS - Unexpected token < in JSON at position 0. 4 using app router &gt; Next auth 4. Activate ESM I had the same problem. Vaibhav07. 2. js file to app. Viewed 297 times SyntaxError: Unexpected I also tried configuring jest directly from package. json and Next tries to If you are developing with Next. I imagine the localhost:3000/api/hello + id endpoint is failing to return valid JSON. remote: Since that isn't valid js, you get Uncaught SyntaxError: Unexpected token < So how Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Sorry to hear about this issue. js ($ Project Info Next. I was using next js 10. js using typescript 3 Cannot find module '' or its corresponding type declarations. Here's my code: fetch(`${global. cudh suo fstinyq brq stagauo hboinud duhc xfd lyzsp yetzom pynzww tuzv tdba ojsoyzji cjru