Class Concrete\Core\Export\Item\SiteType does not exist about addon_migration_tool HOT 4 CLOSED

ReflectionException: Class Concrete\Core\Export\Item\SiteType does not exist in file /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php on line 794
Stack trace:
  1. ReflectionException->() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:794
  2. ReflectionParameter->getClass() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:794
  3. Illuminate\Container\Container->getDependencies() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:774
  4. Illuminate\Container\Container->build() /var/www/concrete5/c852rc1/concrete/src/Application/Application.php:420
  5. Concrete\Core\Application\Application->build() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:629
  6. Illuminate\Container\Container->make() /var/www/concrete5/c852rc1/packages/migration_tool/src/PortlandLabs/Concrete5/MigrationTool/Exporter/Item/Type/Manager.php:132
  7. PortlandLabs\Concrete5\MigrationTool\Exporter\Item\Type\Manager->createSiteTypeDriver() /var/www/concrete5/c852rc1/concrete/src/Support/Manager.php:23
  8. Concrete\Core\Support\Manager->createDriver() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/support/Manager.php:63
  9. Illuminate\Support\Manager->driver() /var/www/concrete5/c852rc1/packages/migration_tool/src/PortlandLabs/Concrete5/MigrationTool/Exporter/Item/Type/Manager.php:169
 10. PortlandLabs\Concrete5\MigrationTool\Exporter\Item\Type\Manager->__construct() /var/www/concrete5/c852rc1/packages/migration_tool/controller.php:247
 11. Concrete\Package\MigrationTool\Controller->Concrete\Package\MigrationTool\{closure}() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:731
 12. Illuminate\Container\Container->build() /var/www/concrete5/c852rc1/concrete/src/Application/Application.php:420
 13. Concrete\Core\Application\Application->build() /var/www/concrete5/c852rc1/concrete/vendor/illuminate/container/Container.php:629
 14. Illuminate\Container\Container->make() /var/www/concrete5/c852rc1/concrete/src/Support/Facade/Facade.php:118
 15. Concrete\Core\Support\Facade\Facade->__callStatic() /var/www/concrete5/c852rc1/packages/migration_tool/controllers/single_page/dashboard/system/migration/export.php:277
 16. Concrete\Package\MigrationTool\Controller\SinglePage\Dashboard\System\Migration\Export->add_to_batch() /var/www/concrete5/c852rc1/concrete/src/Controller/AbstractController.php:294
 17. call_user_func_array() /var/www/concrete5/c852rc1/concrete/src/Controller/AbstractController.php:294
 18. Concrete\Core\Controller\AbstractController->runAction() /var/www/concrete5/c852rc1/concrete/src/Http/ResponseFactory.php:188
 19. Concrete\Core\Http\ResponseFactory->controller() /var/www/concrete5/c852rc1/concrete/src/Http/ResponseFactory.php:362
 20. Concrete\Core\Http\ResponseFactory->collection() /var/www/concrete5/c852rc1/concrete/src/Http/DefaultDispatcher.php:130
 21. Concrete\Core\Http\DefaultDispatcher->handleDispatch() /var/www/concrete5/c852rc1/concrete/src/Http/DefaultDispatcher.php:58
 22. Concrete\Core\Http\DefaultDispatcher->dispatch() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/DispatcherDelegate.php:39
 23. Concrete\Core\Http\Middleware\DispatcherDelegate->next() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/ThumbnailMiddleware.php:76
 24. Concrete\Core\Http\Middleware\ThumbnailMiddleware->process() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/MiddlewareDelegate.php:50
 25. Concrete\Core\Http\Middleware\MiddlewareDelegate->next() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/FrameOptionsMiddleware.php:39
 26. Concrete\Core\Http\Middleware\FrameOptionsMiddleware->process() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/MiddlewareDelegate.php:50
 27. Concrete\Core\Http\Middleware\MiddlewareDelegate->next() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/CookieMiddleware.php:35
 28. Concrete\Core\Http\Middleware\CookieMiddleware->process() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/MiddlewareDelegate.php:50
 29. Concrete\Core\Http\Middleware\MiddlewareDelegate->next() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/ApplicationMiddleware.php:29
 30. Concrete\Core\Http\Middleware\ApplicationMiddleware->process() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/MiddlewareDelegate.php:50
 31. Concrete\Core\Http\Middleware\MiddlewareDelegate->next() /var/www/concrete5/c852rc1/concrete/src/Http/Middleware/MiddlewareStack.php:86
 32. Concrete\Core\Http\Middleware\MiddlewareStack->process() /var/www/concrete5/c852rc1/concrete/src/Http/DefaultServer.php:85
 33. Concrete\Core\Http\DefaultServer->handleRequest() /var/www/concrete5/c852rc1/concrete/src/Foundation/Runtime/Run/DefaultRunner.php:119
 34. Concrete\Core\Foundation\Runtime\Run\DefaultRunner->run() /var/www/concrete5/c852rc1/concrete/src/Foundation/Runtime/DefaultRuntime.php:102
 35. Concrete\Core\Foundation\Runtime\DefaultRuntime->run() /var/www/concrete5/c852rc1/concrete/dispatcher.php:36
 36. require() /var/www/concrete5/c852rc1/index.php:3

// use Concrete\Core\Export\Item\Site as SiteExporter;
use Concrete\Core\Support\Facade\Site as SiteExporter;

// use Concrete\Core\Export\Item\SiteType as SiteTypeExporter;
use Concrete\Core\Package\ItemCategory\SiteType as SiteTypeExporter;