Fatal error: Uncaught Error: Interface 'Magento\Framework\Setup\InstallSchemaInterface' not found in /home/esecureh/public_html/magdemo/dev/tests/setup-integration/_files/Magento/TestSetupDeclarationModule9/revisions/setup_install_with_converting/InstallSchema.php:19 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/dev/tests/setup-integration/_files/Magento/TestSetupDeclarationModule9/revisions/setup_install_with_converting/InstallSchema.php on line 19