npm-start

问题 i have installed CRA for over a month and have been working with it without having any problems, however today i created a new react app and it builds the folders and directories except it doesn't generate src and public folder(it just generated node-modules folder) thus when i run npm start it gives me an error saying: npm ERR! missing script: start 回答1: Initially you might have installed create-react-app globally.Try to remove using npm uninstall -g create-react-app command and then try npx

问题 I need to setup ReactJS on my Mac. I have npm version of 4.1.2 and node version of v7.7.4. I clone the project from Git and in the project folder trying to execute npm install and following npm start . But I get error. I removed&uninstalled node and npm and then re-installed with homebrew, but it did not help. Here is the screen of error I get in terminal? Do you have any idea what is the problem? Here is my package.json file { "name": "viaopt", "version": "1.0.0", "main": "index.js",

问题 I'm trying to run the React server by running npm start When I do this I get a missing script error: λ npm start npm ERR! missing script: start npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\Aristophanes\AppData\Roaming\npm-cache\_logs\2019-05-15T11_34_47_404Z-debug.log Full error log: 0 info it worked if it ends with ok 1 verbose cli [ 'C:\\Program Files\\nodejs\\node.exe', 1 verbose cli 'C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js', 1 verbose cli

问题 I'm following the Developer Tutorial for creating a Hyperledger Composer solution over at https://hyperledger.github.io/, and I got all the way to the end without a hitch until running into this wall. For the final step of running the app and webpacking it with Angular ( npm start ), I'm running into the following Cannot find name errors, triggered by inline.bundle.js . After digging around, I discovered that all these offending variables had something in common — they were defined in their

问题 I have created the project for parse cloud code and now I am trying to start it using node.js When I run start npm command it gives following error. :\Project>npm start > parse-server-example@1.4.0 start C:\Project > node index.js 1 C:\Project\node_modules\express\lib\express.js:89 throw new Error('Most middleware (like ' + name + ') is no longer bundled with Express and must be installed separately. Please see https://github.com/sen chalabs/connect#middleware.'); ^ Error: Most middleware

问题 I'm using Windows 10 and powershell, trying to run a webpack app cloned from my github. When I type npm run start I get: npm ERR! missing script: build; The build script is most definitely in my package.json: "scripts": { "build": "webpack --mode development", "start": "npm run build; webpack-dev-server --open", "lint": "eslint src/*.js", "test": "karma start karma.conf.js" }, When I'm on a mac, npm run start opens a local dev server just fine. Any ideas why I am unable to run this on my pc?

问题 I just created a react js project. Then I run "npm start" for run the project. this error come and I am stuck here for 1 day now. I have already have other reactJS projects. This error came for all other projects. That's why I tried it with new project. So I confirmed by creating new project. Error is not in my project. I already tried. Delete node_module folder then npm install clear node cache. Reinstall node.js Create new project. Reduce the version of 'react-script' Uninstall node.js and

问题 I'm currently doing a Python project where I want to display my results in an Electron application. I have seen a demo video on YouTube on how to set up Electron on a Mac. The video showed 3 simple steps to be executed in the terminal: git clone https://github.com/electron/electron-quick-start cd electron-quick-start npm install && npm start When I first ran the above commands it worked fine for me. I was able to start the Electron application. But when I tried to re-start the application

问题 I have installed nodejs on windows 7 using the msi file at https://nodejs.org/en/download/ with node: v6.11.3 (includes npm 3.10.10) Trying to run my app with npm start I get the error D:\dev_projects\nodejs_apps\react-practice>npm start npm ERR! Windows_NT 6.1.7600 npm ERR! argv "D:\\nodejs\\node.exe" "D:\\nodejs\\node_modules\\npm\\bin \\npm-cli.js" "start" npm ERR! node v6.11.3 npm ERR! npm v3.10.10 npm ERR! Invalid version: "y" npm ERR! npm ERR! If you need help, you may report this error

问题 So when trying to run the angular4 project today my first error was : npm install eperm operation not permitted so I thought to delete my node modules folder and retry. But running npm install I am running in to this error npm ERR! argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "start" . I've closed vscode to try and run the install to make sure nothing was locking it. I've tried npm cache clean but results in errors. Todays latest