Fail to compile

[Danieler]

Argument of type 'string | string[]' is not assignable to parameter of type 'string'

[Argee88]

https://stackoverflow.com/help/how-to-ask

[AntonGrekov]

same question here. after i first changed branch to start-with-ngrx-store and did npm install - i get same errors. actually there are many typescript types error. version of TS is the same as in packaga.json

Cannot compile server at all