Fatal error: Uncaught Error: Class 'Magento\TestFramework\Workaround\Override\Fixture\Resolver' not found in /home/esecureh/public_html/magdemo/dev/tests/integration/testsuite/Magento/Elasticsearch/_files/case_sensitive_rollback.php:9 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/dev/tests/integration/testsuite/Magento/Elasticsearch/_files/case_sensitive_rollback.php on line 9