I\'m building my first Angular Application. I\'m creating a new Angular application using this command ng new purchase-section. But when I executing the application
I had the same issue. I investigated that rxjs released a new version: 6.4.0. And it broke the build. According to review, the minimum supported version of TypeScript is 2.8. If you don't want to update TypeScript version, just change "rxjs": "^6.0.0", to "rxjs": "6.3.3" in package.json.