Webpack json loader unexpected token 16. 2 (Compass and Confluence) deploy without any issue, but 1 (Jira) is blocked by this error: You may need npm install -g json-server@0. org/concepts#loaders #13544 In my tsconfig. How do I fix the 'Unexpected token ?' error in webpack-cli when bundling Firebase modules? The post content has been automatically edited by the Moderator Agent for consistency and clarity. (js|jsx)$/, This will make sure that Webpack transpiles your The error “Module parse failed: Unexpected token” can occur when using Babel Loader with Webpack. 22. js:17 SyntaxError: Unexpected token < `Unexpected token import` in `webpack. js file since we take the default configuration I'm quite new to the front end - trying to implement client side on React. js!. :-) Apparently it has a ; in it. See https://webpack. 22 KiB [built] [code generated] [1 error] ERROR in . json. 13. js 1. It points to a node_modules/emoji-mart/data/all. I'm using Webpack with Typescript React. ts 2:12 Module parse failed: Unexpected token (2:12) You may need an appropriate loader to handle this file type, currently no loaders are configured to I have found deleting the extract-loader plugin from webpack. I don't have any webpack. It doesn't provide an easy way to override the given webpack configurations which is what's necessary for supporting importing an outside typescript package. Also make sure that vue-style-loader and css-loader are installed in package. You can update reactjs next build: Module parse failed: Unexpected token (54:52) #1500 Open khteh opened this issue on Aug 31, 2022 · 9 comments khteh commented on Aug 31, 2022 • node_modules/ag-grid-community/dist/styles/ag-grid. I have tried following every Angular 14 development build not working when enabling sourceMap true [error] HookWebpackError: Unexpected token / in JSON at position 0 at makeWebpackError Loop through all packages and get custom aliases. 10 Webpack: v5. js]: SyntaxError: Unexpected token: punc ( {)" when trying to do ng build Most people seem to solve the issue by changing their webpack version. json) and executing npm i to upgrade dependencies. Module parse failed: Unexpected Module parse failed: You may need an appropriate loader to handle this file type #1493 ERROR in . in mode?. js Module parse failed: Why am I getting "Unexpected token import" on one webpack project but not the other? Asked 9 years ago Modified 5 years, 11 months ago Viewed 50k times This is what I get (now on webpack 2. Identify and resolve configuration & code issues with ease. /node_modules/babel VUE: Module parse failed: Unexpected token (1:0) Asked 5 years, 3 months ago Modified 3 years, 1 month ago Viewed 21k times Module parse failed: Cannot parse JSON: Unexpected token 'i', "import { N" is not valid JSON while parsing 'import { NextResponse } The problem seems to be with the optional chaining syntax (the ?. 0 NPM Version: 6. 使用webpack打包报错：Uncaught SyntaxError: Unexpected token < 好久不见 685 2 2 15 发布于 2018-03-18 The SyntaxError: Unexpected token import occurs when we use the ES6 import syntax in a version of Node that doesn't support it. emoji-mart is a react library that we are using Unfortunately webpack 4 uses acorn 6. I have tried webpack versions in increments, from 4. package. Fingers crossed! The error you're facing is related to the babel-loader not being able to understand the JSX syntax. scss file in TypeScript is non standard and this heavily relies on the underlying build system in I need to load several json files via file-loader and then in runtime load and parse them via another library, but webpack transpiles json file into js adding 'module. ejs reactjs next build: Module parse failed: Unexpected token (54:52) #1500 Open khteh opened this issue on Aug 31, 2022 · 9 comments khteh commented on Aug 31, 2022 • In my tsconfig. I just get the error: "bundle. In Storybook 5. Actual Behaviour Steps to Reproduce the Problem ModuleParseError: Module parse failed: Unexpected token (101:25995) You may need an appropriate loader to handle this file type, currently no loaders are configured to This plugin: v0. /src/client/styles/Calculator. js配置为使用ts You'll need to complete a few actions and gain 15 reputation points before being able to upvote. My old version was Angular 14 and I just upgrade I tried to setup my own toolchain to build a React app. Learn causes, fixes, and FAQs. Thus, You'll want the REGEX for your loader test to also include a . exports = at ERROR in . 12. exports = [{"' You may need an appropriate loader to handle this file type. 42. js mod I need to load several json files via file-loader and then in runtime load and parse them via another library, but webpack transpiles json file into js adding 'module. It may look like this: /\. 14 and something very weird I have seen several issues posted that look a lot like this, but none of the solutions have helped so far. 5 from node_modules. 0, never yielding any success. json file contains a top-level field "type" with a value of "commonjs". js. json Line 2: Unexpected token : You may need an appropriate Node 13+ Since Node 13, you can use either the . I trueI have a similar error, but in my case, just with ng update, (delete package-lock. Please check the encoding of your . /src/testData. How can I fix that? nx 20. js, you miss s in module: { loaderS. After adding "react-native" dependency and running webpack I'm getting the following error: ERROR in Module parse failed: Unexpected token (161360:6) You may need an appropriate loader to handle this file type, currently no loaders Loaders are transformations that are applied to the source code of a module. You've left out the file we need to see the most: testData. json Module build failed (from . exports = fun’ You may need an appropriate loader to handle this file type. org/concepts#loaders I'm trying to migrate my webpack from the v4 version to the v5 everything went ok except when I typed npm run start' for the live server I got a problem with the [Webpack-cli] I am building a CRUD web application using Webpack, Express, Epilogue, Sequelize, Sqlite3 and React. You may need an appropriate loader to handle this file type. Fix the common Uncaught SyntaxError: Unexpected Token < in React with our step-by-step guide. screenshot I also tried running webpack with babel-loader for . parse, I got the same Unexpected token m (since the file starts with m). How I did it? In my project vue-cli is used. Error: Webpack Compilation Error I'm trying to import a JSON file, but when I attempt to load my JSON file webpack gives me an error. json Module parse failed: Unexpected token m in JSON at position 0 You may need an appropriate Solve frustrating 'Uncaught SyntaxError: Unexpected token export' JavaScript errors with our comprehensive guide. json { "name": "library2", "version using webpack ^4. I am trying to come up to speed on React. jsx. /node_modules/bundle-loader?lazy&name=lang-pt!. json (directory description file): SyntaxError: Unexpected token webpack. And You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. scss 1:3 Module parse failed: Unexpected token (1:3) You may need an appropriate loader to handle this file type, currently no loaders would return module. jsx files and ts I'm new to react and webpack myself, but in my setup I build the TSX files using typescript and then point webpack to the transpiled js files. I am hitting a wall and finding no useful information online around a babel/webpack issue that appears during Module parse failed: D:\projects\image-annotation\data\talks\json\categories. json file. 👍 React with 👍 16 simenandresen, youngfreshunique, Hideer, takeern, karthick3018 and 11 more 😄 React with 😄 1 Hideer 😕 React with 😕 2 In my case I had a single quote character ' in my PC's name (e. /src/app. With some searching I've managed to resolve most of the issues with and are you using the latest versions of babel, webpack, etc? Figured it out: I had placed webpack. Webpack fails to build with this error: This is the offensive line in my webpack file: It looks like webpack (at least the Notifications You must be signed in to change notification settings Fork 2k I'm looking at this strange message every time I'm running my webpack build. js extension along with a . Obviously Webpack does not ERROR in . More information can be found at the manual installation section of the vue-loader documentation, 问题描述 在webpack. js` has nothing to do with the thing you are building, solely with your webpack. Error Message & Stack Trace ERROR in . 28. 80. 21. json with a subkey of aliases to Opt-In. They removed the feature: Importing a . mjs extension, or set {"type": "module"} in your package. 17. exports = at ModuleParseError: Module parse failed: Unexpected token (101:25995) You may need an appropriate loader to handle this file type, currently no loaders are configured to // Remove this line once the following warning goes away (it was meant for webpack loader authors not users): // 'DeprecationWarning: loaderUtils. js in the folder webpack/webpack. 0 up to 4. I included only src/agent dir for the ts-loader and as a result it Webpack React error: Module parse failed: Unexpected token Asked 4 years ago Modified 3 years, 11 months ago Viewed 12k times You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. 5. I have no empty I am sure there is something stupid I must be doing. jsx?$/, exclude: /node_modules/, loaders: ['babel?' + JSON. This is also listed as a breaking change in the changelog of Monaco: the Here is my webpack config module: { loaders: [ { test: /\\. a6a980fe1541d178. We recently installed swagger-ui@5. I have no empty You'll need to complete a few actions and gain 15 reputation points before being able to upvote. The problem I had at first ( running yarn dev) was: let vdom = <Desktop />; After reading this accepted anwer: babel 我收到了Module parse failed: Unexpected token. Whether this approach has any Files ending in . 错误，尽管我已经将webpack. dev. js:1 Uncaught SyntaxError: Unexpected token <" located on line 1 of my JS file titled In webpack. ts 11:48 Module parse failed: Unexpected Module parse failed: Unexpected token m in JSON at position 0 while parsing near ‘module. parseQuery () received ERROR in Entry module not found: SyntaxError: D:\ProjectPath\package. You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. 14. exports = { json data } and when that was passed to JSON. json to preserve, But the webpack ts-loader parsing failed, When trying to build project, SyntaxError: Unexpected token u in JSON at position 0 is thrown for every page that uses "use client" even ERROR in . 1 which Hi, our project is made with webpack 4 + babel 7 and we use swagger-ui@3. JSX is a syntax extension for JavaScript that's used with React to write HTML The error “Module parse failed: Unexpected token” can occur when using Babel Loader with Webpack. For my use case, I How are you using Babel? babel-loader (webpack) Input code 添加resolve ('node_modules/ @wangEditor ')，启动的时候还是报 Module parse failed: Unexpected token (12822:18) You may need Solution in my case was to disable babel dependencies transpilation (which was enabled in our project). 3. 6. 6 KiB [compared for emit] (name: main) . Will just add another solution as a reference: you can also import CSS for any lib separately in a relevant scss. json'; fails with; Module parse failed: Unexpected token m in JSON at position 0 You may need an appropriate loader to handle this I want to convert . Module parse failed: Unexpected token (257:106) You may need an appropriate loader to handle this file type Asked 3 years ago Modified 9 months ago Viewed 141k times This Stack Overflow page discusses a Webpack error, "bundle. ts. You don't need to use the --experimental-modules flag. js 67:6 Module parse failed: Unexpected token (67:6) You may need an appropriate loader to handle this file type, currently no loaders are configured to Module parse failed: Unexpected token (161360:6) You may need an appropriate loader to handle this file type, currently no loaders Have now fixed the problem, it was a breaking change in webpack 3 that i got caught by when i upgraded from 2. dummy'sPC) which caused react-scripts package to crash in version 4. No need to include everything via JS if you want to separate Module parse failed: Unexpected token (2:19) You may need an appropriate loader to handle this file type. config. Upvoting indicates when questions and answers are useful. js works with Webpack CLI v4 but fails with v5: 6:34:59 PM: Module parse failed: Unexpected token (1:7) 6:34:59 PM: You may need an appropriate loader to handle this file type, currently no loaders are configured to Module parse failed: Unexpected token (2:12) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. Running webpack serve gives me this error "Module parse failed: Unexpected token (1:12)". 0 and then I have all these errors I'm looking at this strange message every time I'm running my webpack build. I'm getting the error Module parse failed: Unexpected token (1:13) from webpack. Learn how to troubleshoot and fix the common "SyntaxError: Unexpected token" error related to JSX syntax when using Babel loader I’m getting the error Module parse failed: Unexpected token (1:13) from webpack. geojson项目中加载静态VueJS文件。简单的. js was sufficient to getting my code to run. to 5. 4 webpack Version: 4. ts Line 1: Unexpected token : You may need an appropriate loader to handle this file type. (uncaught syntaxerror: unexpected Customized Loader babel-loader exposes a loader-builder utility that allows users to add custom handling of Babel's configuration for each file that it Module parse failed: /Users/ben/pro/qbvault/node_modules/moment-timezone/data/packed/latest. ERROR in . jsx? configuration. json (directory description file): SyntaxError: Webpack issues – Module build failed: Unexpected token Posted on March 26, 2025 by Rishan Solutions 28 total views , 1 views today Module parse failed: Unexpected token m in JSON at position 0 while parsing near 'module. At least this was my issue with Webpack 2. It is indicating that the loader is unable to parse the JavaScript file due Webpack 4. json, the one the error message specifically points to. geojson文件给出了以下错误：Uncaught Error: Module parse failed: Unexpected token I have inherited react a project that i'm am unable to init. 0 file-loader Version: 5. in my webpack config i am injecting global values like this: I'm new to TypeScript and relatively new to React and just trying to follow the React & Webpack tutorial. babel. js Module parse failed: There is none. tsx to . ts 1. I think it has something do with the extract-loader plugin is not able Notifications You must be signed in to change notification settings Fork 2k Step 4: Run webpack After making these changes, save your files and run webpack again. It is now read-only. /node_modules/html-webpack-plugin/lib/loader. (react Viewing 14 posts - 1 through 14 (of 14 total) Author Webpack Module Parse Failed Posts May 17, 2017 at 7:56 am Webpack Module Parse Failed #93669 r3d3llion Participant This repository was archived by the owner on Dec 5, 2019. Use smpackages-config key in the package. 9 everything works fine. css?ngGlobalStyle Error: Module parse failed: Unexpected token #6198 Possibly a dupe of #173 or #198, but I've read them and their misconfigured webpack configs, and I'm still stumped as to why my minimal (and correct?) repro case fails. I have also tried Current behavior I just added Cypress on an existing project, using vue and typescript. org/concepts#loaders In my case I was getting "parsing error: unexpected token" from ESLint when trying to lint my code, It was happening with a JSON file, there's a simple explanation. 2 same error): Module build failed: SyntaxError: Unexpected token (6:15),ERROR in . No special tests, configuration, or loaders are needed for . /manifest. This should successfully compile your code without any "Unexpected token" errors. js 13 experimental [app directory], with supabase and prisma lately I am getting VUE: Module parse failed: Unexpected token (1:0) Asked 5 years, 3 months ago Modified 3 years, 1 month ago Viewed 21k times Notifications You must be signed in to change notification settings Fork 426 How to Resolve “SyntaxError: Invalid or Unexpected Token” in JavaScript If you’ve ever encountered the “SyntaxError: Invalid or Module parse failed: Unexpected token (3:7) You may need an appropriate loader to handle this file type, currently no loaders are Describe the bug My mdx files fail after upgrade to Storybook version 5. After setting up SyntaxError: Unexpected token 'export' in Nodejs project with Typescript and Webpack Asked 5 years, 10 months ago Modified 3 years ago Viewed 21k times I'm trying to create an internal package in a turborepo project. json in my config project (the one I run Webpack from), I had path aliases defined which I imported into the webpack. 0 i've run into a bug with DefinePlugin creating unexpected token errors. json Module build failed (from ERROR in Entry module not found: SyntaxError: D:\ProjectPath\package. Module parse failed: Unexpected token (1:0) You may need an appropriate loader Simple Typescript: "Unexpected token" with Babel 7 #6959 Closed ghost opened on Dec 2, 2017 I cannot get my setup to work as before nothing has changed, I have just upgraded the babylon. js, . However, when 使用webpack打包报错：Uncaught SyntaxError: Unexpected token < 好久不见 685 2 2 15 发布于 2018-03-18. Not sure why asset index. Additionally json-loader isn't require anymore in webpack 2 and JSON files should just work out of the box. 问题二：JSON 文件格式错误