Fatal error: Uncaught Error: Class "GraphQL\Validator\Rules\ValidationRule" not found in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\webonyx\graphql-php\src\Validator\Rules\UniqueArgumentNames.php:18 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\webonyx\graphql-php\src\Validator\Rules\UniqueArgumentNames.php on line 18