I get this error:Cannot find module '@angular-devkit/build-angular/package.json when I try run my app with ng serve from Linux

Question

hello guys I have this next error when I try run my App from the terminal(linux), when I run this command:

ng serve

and I get this

Answer 1

The error states that "Cannot find module '@angular-devkit/build-angular/package.json'" which means you have to have that package added.

1. install the latest npm

   npm install -g npm@latest

2. add the missing

   npm install --save-dev @angular-devkit/build-angular

Answer 2

Under the project directory run the following command

npm install --save-dev @angular-devkit/build-angular

Answer 3

In my case running npm install in project folder solved the problem.

Answer 4

In my case these 2 commands helped:

npm install -g npm@latest
npm install -g @angular/cli

Answer 5

Install @angular-devkit/build-angular as dev dependency. This package is newly introduced.

npm i @angular-devkit/build-angular

Answer 6

I have faced this issue when i recently upgraded the Angular CLI to Angular 9. the following commands fixed the issue.

npm install --save-dev @angular-devkit/build-angular
npm install
ng serve -o