Get the following error message

[samniu]

$ npm run start

The serve command requires to be run in an Angular project, but a project definition could not be found.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! admin@0.0.0 start: `ng serve --proxy-config proxy.config.json`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the admin@0.0.0 start script.```