Could not find module '@angular-devkit/build-angular'

Could not find module '@angular-devkit/build-angular'

The "Could not find module '@angular-devkit/build-angular'" error typically occurs when you are trying to build or serve an Angular project using the Angular CLI, but the required module is not installed in your project.

This error can happen for a few different reasons. One possible reason is that the @angular-devkit/build-angular package is not installed in your project. This package is required for building and serving Angular projects, so if it is not installed, you will get this error.

Another possible reason is that the @angular-devkit/build-angular package is installed, but it is not listed as a dependency in your project's package.json file. The package.json file lists all of the dependencies for a project, so if the @angular-devkit/build-angular package is not listed there, the Angular CLI will not be able to find it when it tries to build or serve your project.

To fix this error, you need to make sure that the @angular-devkit/build-angular package is installed in your project, and that it is listed as a dependency in your package.json file.

Here's an example of how you can fix this error:

// First, make sure the package is installed
npm install @angular-devkit/build-angular --save

// Next, check your package.json file and make sure the package is listed as a dependency
"dependencies": {
  "@angular-devkit/build-angular": "^0.901.7"
  // other dependencies...
}

Conclusion

The "Could not find module '@angular-devkit/build-angular'" error typically occurs when you are trying to build or serve an Angular project using the Angular CLI, but the required module is not installed in your project.