When working with GraphQL APIs, AWS Amplify users frequently run into code generation issues such as "Invalid or incomplete schema, unknown type: AWSModelQueryMap". Schema misconfigurations, out-of-date Amplify CLI versions, or missing type definitions are the causes of these problems. To ensure a seamless setup of your React and Amplify projects, this book provides best practices, schema validation, and efficient troubleshooting techniques to promptly fix these mistakes.