# Node.js reinstalled NPM failed

**URL:** <https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934>\
**Category:** General\
**Created:** [3 March 2021 09:09 UTC](https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934 "2021-03-03T09:09:24Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![NodeC](https://avatars.discourse-cdn.com/v4/letter/n/58956e/32.png) [@NodeC](https://discourse.nodered.org/u/NodeC)\
**Post date:** [3 March 2021 09:09 UTC](https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934/1 "2021-03-03T09:09:25Z")

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C:\Users\Didactic Laptop 02\>npm install -g --unsafe-perm node-red  
npm ERR! Cannot read property 'resolve' of undefined

npm ERR! A complete log of this run can be found in:  
npm ERR! C:\Users\Didactic Laptop 02\AppData\Roaming\npm-cache\_logs\2021-03-03T09\_08\_46\_471Z-debug.log

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**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [3 March 2021 17:06 UTC](https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934/2 "2021-03-03T17:06:07Z")

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This is a known problem on some versions of node/npm. If you're using anything below nodejs version 12 I suggest you upgrade to version 12 or better still version 14

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**Author:** ![NodeC](https://avatars.discourse-cdn.com/v4/letter/n/58956e/32.png) [@NodeC](https://discourse.nodered.org/u/NodeC)\
**Post date:** [5 March 2021 05:58 UTC](https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934/3 "2021-03-05T05:58:56Z")

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This works.

> <https://stackoverflow.com/questions/20711240/how-to-completely-remove-node-js-from-windows/20711410#20711410>

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [4 May 2021 05:59 UTC](https://discourse.nodered.org/t/node-js-reinstalled-npm-failed/41934/4 "2021-05-04T05:59:00Z")

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