How to fix “This usually happens because your environment has changed since running npm install.” this issue ?
This issue generally happens if you updated or reinstalled your npm. The easiest solution is,
Solution 1:
npm install node-sass
Solution 2:
If it does not work, then try removing the node_modules folder and then
npm install
then try,
ng serve
Solution 3: [This is the one worked for me]
Remove browserlist.cmd and browserlist file from your project’s root folder then try ng build then ng server