Unable to install angular-cli

[lmahanand]

Please provide us with the following information:

OS?

Windows 10.

Versions.

Please run ng --version. If there's nothing outputted, please run in a Terminal: node --version and paste the result here:

Cannot find module 'portfinder'
Error: Cannot find module 'portfinder'
at Function.Module._resolveFilename (module.js:325:15)
at Function.Module._load (module.js:276:25)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Object. (C:\Users\lingraj mahanand\AppData\Roaming\npm\node_modules\angular-cli\commands\serve.js:6:18)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Class.module.exports.includedCommands (C:\Users\lingraj ma

Repro steps.

Was this an app that wasn't created using the CLI? What change did you do on your code? etc.

The log given by the failure.

Normally this include a stack trace and some more information.

Mention any other details that might be useful.

Just before the installation fails, I am getting the below error

[email protected] postinstall C:\Users\lingraj mahanand\AppData\Roaming\npm\node_modules\angular-cli\node_modules\node-sass
node scripts/build.js

"C:\Users\lingraj mahanand\AppData\Roaming\npm\node_modules\angular-cli\node_modules\node-sass\vendor\win32-x64-46\binding.node" exists.
testing binary.
Binary is fine; exiting.
C:\Users\lingraj mahanand\AppData\Roaming\npm\ng -> C:\Users\lingraj mahanand\AppData\Roaming\npm\node_modules\angular-cli\bin\ng
npm ERR! Windows_NT 10.0.14393
npm ERR! argv "C:\Program Files\nodejs\node.exe" "C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js" "install" "-g" "angular-cli@latest"
npm ERR! node v4.6.0
npm ERR! npm v2.15.9
npm ERR! code EPEERINVALID

npm ERR! peerinvalid The package [email protected] does not satisfy its siblings' peerDependencies requirements!
npm ERR! peerinvalid Peer [email protected] wants webpack@*
npm ERR! peerinvalid Peer [email protected] wants webpack@^1.1.0 || ^2 || ^2.1.0-beta
npm ERR! peerinvalid Peer [email protected] wants webpack@^1.12.6 || ^2.1.0-beta
npm ERR! peerinvalid Peer [email protected] wants webpack@1 || 2 || ^2.0.0-beta || ^2.1.0-beta
npm ERR! peerinvalid Peer [email protected] wants webpack@^2.1.0-beta

npm ERR! Please include the following file with any support request:
npm ERR! E:\softwares\angular-cli\npm-debug.log

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Thanks! We'll be in touch soon.

[celliott181]

For clarity, when you run ng --version you get that portfinder error? How about your node --version output?

[JanStureNielsen]

Dup of #1782

[filipesilva]

Dupe of #1782.

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