An unhandled exception occurred: Cannot find module '@angular-devkit/schematics/tasks' code example
Example 1: An unhandled exception occurred: Cannot find module '@angular-devkit/build-angular/package.json' Require stack:
npm install --save-dev @angular-devkit/build-angular
Example 2: An unhandled exception occurred: Cannot find module '@angular-devkit/build-angular/package.json'
npm install --save-dev @angular-devkit/build-angular