Could not find type with alias "Query

[Sivaranjani-45]

While creating simple project (Symfony 7.1) with sample query and resolver, Got an error "Could not find type with alias "Query". Did you forget to define it?"

config/packages/overblog_graphql.yaml

overblog_graphql: definitions: schema: query: Query mappings: auto_discover: bundles: true root_dir: true 

config/graphql/type/Query.types.yaml

Query: type: object config: fields: users: type: "[User]" resolve: "@=resolver('App\\GraphQL\\Resolver\\UserResolver::resolve')" 

config/graphql/type/User.types.yaml

User: type: object config: fields: id: type: "Int!" name: type: "String!" petNname: type: "String" age: type: "Int!" 

config/routes/graphql.yaml

overblog_graphql_endpoint: path: /graphql controller: Overblog\GraphQLBundle\Controller\GraphController::endpointAction methods: [POST] overblog_graphql_batch: path: /graphql/batch controller: Overblog\GraphQLBundle\Controller\GraphController::batchEndpointAction methods: [POST] 

App/GraphQL/Resolver/UserResolver

class UserResolver { private $entityManager; public function __construct(EntityManagerInterface $entityManager) { $this->entityManager = $entityManager; } public function resolve(): array { return $this->entityManager->getRepository(User::class)->findAll(); } }