Gatsby + graphql でクエリのnullを許容する - Qiita

There was an error in your GraphQL query: Cannot query field "hoge" on type "fuga". If you don't expect "hoge" to exist on the type "fuga" it is most likely a typo. However, if you expect "hoge" to exist there are a couple of solutions to common problems: - If you added a new data source and/or changed something inside gatsby-node.js/gatsby-config.js, please try a restart of your development serve

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