<?php

namespace App\Command;

use App\AppConstants;
use Ibexa\Contracts\Core\Repository\ContentTypeService;
use Ibexa\Contracts\Core\Repository\PermissionResolver;
use Ibexa\Contracts\Core\Repository\UserService;
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerAwareTrait;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

#[AsCommand(
    name: 'app:producttest',
    description: 'Tmp testing for ibexa support',
    hidden: true
)]
class TestProductTypeGroupCommand extends Command implements LoggerAwareInterface
{
    use LoggerAwareTrait;

    private ContentTypeService $contentTypeService;
    private PermissionResolver $permissionResolver;
    private UserService $userService;

    public function __construct(
        UserService $userService,
        PermissionResolver $permissionResolver,
        ContentTypeService $contentTypeService
    )
    {
        parent::__construct();
        $this->contentTypeService = $contentTypeService;
        $this->permissionResolver = $permissionResolver;
        $this->userService = $userService;
    }

    protected function execute(InputInterface $input, OutputInterface $output): int
    {
        $this->permissionResolver->setCurrentUserReference($this->userService->loadUserByLogin('admin'));

        $ctProduct = $this->contentTypeService->loadContentTypeByIdentifier('product');
        $ctgProduct = $this->contentTypeService->loadContentTypeGroupByIdentifier('product');

        return self::SUCCESS;
    }

}

In MemoryCachingHandler.php line 135:

[TypeError]
Ibexa\Core\Persistence\Legacy\Content\Type\MemoryCachingHandler::loadGroupByIdentifier(): Return value must be of type Ibexa\Contracts\Core\Persistence\Content\Type\Group, Ibexa\Contracts\Core\Persistence
  \Content\Type returned


Exception trace:
  at /var/www/html/support/pf-test/vendor/ibexa/core/src/lib/Persistence/Legacy/Content/Type/MemoryCachingHandler.php:135
 Ibexa\Core\Persistence\Legacy\Content\Type\MemoryCachingHandler->loadGroupByIdentifier() at /var/www/html/support/test/var/cache/dev/ContainerHAumVN3/MemoryCachingHandler_089f627.php:65
 ContainerHAumVN3\MemoryCachingHandler_089f627->loadGroupByIdentifier() at /var/www/html/support/test/vendor/ibexa/core/src/lib/Persistence/Cache/ContentTypeHandler.php:183
 Ibexa\Core\Persistence\Cache\ContentTypeHandler->Ibexa\Core\Persistence\Cache\{closure}() at /var/www/html/support/test/vendor/ibexa/core/src/lib/Persistence/Cache/AbstractInMemoryHandler.php:99
 Ibexa\Core\Persistence\Cache\AbstractInMemoryHandler->getCacheValue() at /var/www/html/support/test/vendor/ibexa/core/src/lib/Persistence/Cache/ContentTypeHandler.php:187
 Ibexa\Core\Persistence\Cache\ContentTypeHandler->loadGroupByIdentifier() at /var/www/html/support/test/vendor/ibexa/core/src/lib/Repository/ContentTypeService.php:195
 Ibexa\Core\Repository\ContentTypeService->loadContentTypeGroupByIdentifier() at /var/www/html/support/test/var/cache/dev/ContainerHAumVN3/ContentTypeService_45340a0.php:43
 ContainerHAumVN3\ContentTypeService_45340a0->loadContentTypeGroupByIdentifier() at /var/www/html/support/test/vendor/ibexa/core/src/contracts/Repository/Decorator/ContentTypeServiceDecorator.php:50
 Ibexa\Contracts\Core\Repository\Decorator\ContentTypeServiceDecorator->loadContentTypeGroupByIdentifier() at /var/www/html/support/test/vendor/ibexa/core/src/lib/Repository/SiteAccessAware/ContentTypeService.php:64
 Ibexa\Core\Repository\SiteAccessAware\ContentTypeService->loadContentTypeGroupByIdentifier() at /var/www/html/support/test/src/Command/TestProductTypeGroupCommand.php:52
 App\Command\TestProductTypeGroupCommand->execute() at /var/www/html/support/test/vendor/symfony/console/Command/Command.php:298
 Symfony\Component\Console\Command\Command->run() at /var/www/html/support/test/vendor/symfony/console/Application.php:1058
 Symfony\Component\Console\Application->doRunCommand() at /var/www/html/support/test/vendor/symfony/framework-bundle/Console/Application.php:96
 Symfony\Bundle\FrameworkBundle\Console\Application->doRunCommand() at /var/www/html/support/test/vendor/symfony/console/Application.php:301
 Symfony\Component\Console\Application->doRun() at /var/www/html/support/test/vendor/symfony/framework-bundle/Console/Application.php:82
 Symfony\Bundle\FrameworkBundle\Console\Application->doRun() at /var/www/html/support/test/vendor/symfony/console/Application.php:171
 Symfony\Component\Console\Application->run() at /var/www/html/support/test/vendor/symfony/runtime/Runner/Symfony/ConsoleApplicationRunner.php:54
 Symfony\Component\Runtime\Runner\Symfony\ConsoleApplicationRunner->run() at /var/www/html/support/test/vendor/autoload_runtime.php:35
 require_once() at /var/www/html/support/test/bin/console:11