If you’re using beta.4 then make sure that you imported es6-shim in app.ts/app.js, i.e. make sure that the following line is added at the top of the file:
Hmm, this wasn’t in my app.js, but now I’ve added it and it still doesn’t work… Is there any other place where I have to import ‘es6-shim’ or maybe if I specify the path?
@trissiev Are you still getting the same error? Maybe there’s something else missing. Check out the following post for more details on how to upgrade your project to beta.4: