Tutorial: GraphQL Mutations with React
Jonas Helfer

Thanks a lot, Jonas!!!!! Very good article. Working fine, but this error is showing in browser console.

apollo.umd.js:1804 Uncaught (in promise) Error: Network error: Cannot read property ‘kind’ of undefined at new ApolloError (apollo.umd.js:1804) at apollo.umd.js:2473 at <anonymous>

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