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Ch 10 - Invalid rule result: Instance of class Promise. #17

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ebone4 opened this issue Oct 21, 2019 · 0 comments

ebone4 commented Oct 21, 2019

When installing the @angular/pwa package with 'ng add @angular/pwa', I get the following error on the command line:

Invalid rule result: Instance of class Promise.

Going further in the chapter, it seems that some of the files that were supposed to be added are not present.

Any Ideas?

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