I\'ve just upgraded Angular cli and one of my project from 7.0.7 to 7.1.0.
I\'ve followed this post and @Francesco Borzi\'s answer.
now I\'ve tried running my
I got same error and solved this by updating @angular/cli global. like:
npm uninstall -g @angular/cli
npm install -g @angular/cli
then tried creating new app and copied some dependencies from package.json file to current project because npm install doesn't install latest version of packages. then
npm install
this solved my problem but then I found this answer: update angular