Mary Osadchuk

TypeError: Cannot read property 'types' of undefined on tutorial https://www.howtographql.com/graphql-ruby/7-filtering/

1

I've following steps in tutorial page https://www.howtographql.com/graphql-ruby/7-filtering/ and after changing `field :all_links, resolver: Resolvers::LinksSearch` in `query_type.rb` got an error ``` TypeError: Cannot read property 'types' of undefined at buildClientSchema (http://localhost:3000/assets/graphiql/rails/application.debug-3aff84d172cfc9d5cfec9289f9417ad7ee0ecdb1e7414d33c11cac078d02875e.js:34100:72)...