diff --git a/.github/workflows/tests-functional.yml b/.github/workflows/tests-functional.yml
index 2227491..9db731a 100644
--- a/.github/workflows/tests-functional.yml
+++ b/.github/workflows/tests-functional.yml
@@ -39,9 +39,6 @@ jobs:
           POSTGRES_PASSWORD: b24phpLibTest
           POSTGRES_DB: b24phpLibTest
           DATABASE_HOST: localhost
-          DATABASE_USER: b24phpLibTest
-          DATABASE_PASSWORD: b24phpLibTest
-          DATABASE_NAME: b24phpLibTest
 
     steps:
       - name: "Checkout code"
diff --git a/Makefile b/Makefile
index 28e6bab..cddd366 100644
--- a/Makefile
+++ b/Makefile
@@ -106,7 +106,7 @@ test-run-functional: debug-print-env
 
 # Запустить один функциональный тест с дебагером
 run-one-functional-test: debug-print-env
-	docker-compose run --rm php-cli php -dxdebug.start_with_request=yes vendor/bin/phpunit --filter 'testChangeDomainUrlWithHappyPath' tests/Functional/Bitrix24Accounts/UseCase/ChangeDomainUrl/HandlerTest.php
+	docker-compose run --rm php-cli php -dxdebug.start_with_request=yes vendor/bin/phpunit --filter 'testRenewAuthTokenWithoutBitrix24UserId' tests/Functional/Bitrix24Accounts/UseCase/RenewAuthToken/HandlerTest.php
 
 schema-drop:
 	docker-compose run --rm php-cli php bin/doctrine orm:schema-tool:drop --force
diff --git a/src/Bitrix24Accounts/ReadModel/Fetcher.php b/src/Bitrix24Accounts/ReadModel/Bitrix24AccountFetcher.php
similarity index 97%
rename from src/Bitrix24Accounts/ReadModel/Fetcher.php
rename to src/Bitrix24Accounts/ReadModel/Bitrix24AccountFetcher.php
index ac7676c..b2a51c5 100644
--- a/src/Bitrix24Accounts/ReadModel/Fetcher.php
+++ b/src/Bitrix24Accounts/ReadModel/Bitrix24AccountFetcher.php
@@ -7,7 +7,7 @@
 use Doctrine\ORM\EntityManagerInterface;
 use Knp\Component\Pager\Pagination\PaginationInterface;
 use Knp\Component\Pager\PaginatorInterface;
-class Fetcher
+class Bitrix24AccountFetcher
 {
 
     public function __construct(
diff --git a/src/Bitrix24Accounts/UseCase/ChangeDomainUrl/Handler.php b/src/Bitrix24Accounts/UseCase/ChangeDomainUrl/Handler.php
index a02af34..53246d3 100644
--- a/src/Bitrix24Accounts/UseCase/ChangeDomainUrl/Handler.php
+++ b/src/Bitrix24Accounts/UseCase/ChangeDomainUrl/Handler.php
@@ -19,7 +19,7 @@ public function __construct(
 
     public function handle(Command $command): void
     {
-        $this->logger->debug('Bitrix24Accounts.ChangeDomainUrl.start', [
+        $this->logger->info('Bitrix24Accounts.ChangeDomainUrl.start', [
             'b24_domain_url_old' => $command->oldDomainUrlHost,
             'b24_domain_url_new' => $command->newDomainUrlHost,
         ]);
@@ -28,16 +28,15 @@ public function handle(Command $command): void
         foreach ($accounts as $account) {
             $account->changeDomainUrl($command->newDomainUrlHost);
             $this->bitrix24AccountRepository->save($account);
-          //  $this->flusher->flush();
-            // todo выяснить почему он не видит объединение типов
-            // @phpstan-ignore-next-line
-        /*    foreach ($account->emitEvents() as $event) {
-                $this->eventDispatcher->dispatch($event);
-            }*/
-
         }
+
+        //используется как оператор распаковки (splat operator) для передачи массива как отдельных аргументов:
         $this->flusher->flush(...$accounts);
 
-        $this->logger->debug('Bitrix24Accounts.ChangeDomainUrl.Finish');
+        $this->logger->info('Bitrix24Accounts.ChangeDomainUrl.Finish',
+        [
+            'b24_domain_url_old' => $command->oldDomainUrlHost,
+            'b24_domain_url_new' => $command->newDomainUrlHost,
+        ]);
     }
 }
diff --git a/src/Bitrix24Accounts/UseCase/InstallFinish/Command.php b/src/Bitrix24Accounts/UseCase/InstallFinish/Command.php
index b866b25..74ce9c4 100644
--- a/src/Bitrix24Accounts/UseCase/InstallFinish/Command.php
+++ b/src/Bitrix24Accounts/UseCase/InstallFinish/Command.php
@@ -4,6 +4,7 @@
 
 namespace Bitrix24\Lib\Bitrix24Accounts\UseCase\InstallFinish;
 
+use Bitrix24\SDK\Core\Exceptions\InvalidArgumentException;
 readonly class Command
 {
     public function __construct(
@@ -11,5 +12,22 @@ public function __construct(
         public string $memberId,
         public string $domainUrl,
         public ?int $bitrix24UserId,
-    ) {}
+    ) {
+        $this->validate();
+    }
+
+    private function validate(): void
+    {
+        if (empty($this->applicationToken)) {
+            throw new InvalidArgumentException('Application token cannot be empty.');
+        }
+
+        if (empty($this->memberId)) {
+            throw new InvalidArgumentException('Member ID cannot be empty.');
+        }
+
+        if (empty($this->domainUrl)) {
+            throw new InvalidArgumentException('Domain URL cannot be empty.');
+        }
+    }
 }
diff --git a/src/Bitrix24Accounts/UseCase/InstallFinish/Handler.php b/src/Bitrix24Accounts/UseCase/InstallFinish/Handler.php
index 35e9916..bd8d043 100644
--- a/src/Bitrix24Accounts/UseCase/InstallFinish/Handler.php
+++ b/src/Bitrix24Accounts/UseCase/InstallFinish/Handler.php
@@ -18,7 +18,6 @@
 readonly class Handler
 {
     public function __construct(
-        private EventDispatcherInterface $eventDispatcher,
         private Bitrix24AccountRepositoryInterface $bitrix24AccountRepository,
         private Flusher $flusher,
         private LoggerInterface $logger
@@ -31,27 +30,28 @@ public function __construct(
      */
     public function handle(Command $command): void
     {
-        $this->logger->debug('Bitrix24Accounts.InstallFinish.start', [
+        $this->logger->info('Bitrix24Accounts.InstallFinish.start', [
             'b24_domain_url' => $command->domainUrl,
             'b24_member_id' => $command->memberId,
             'b24_application_id' => $command->applicationToken,
             'b24_user_id' => $command->bitrix24UserId,
         ]);
 
-        /**
-         * @var AggregateRootEventsEmitterInterface|Bitrix24AccountInterface $bitrix24Account
-         */
         $bitrix24Account = $this->getSingleAccountByMemberId($command->domainUrl, $command->memberId, Bitrix24AccountStatus::new, $command->bitrix24UserId);
 
         $bitrix24Account->applicationInstalled($command->applicationToken);
 
         $this->bitrix24AccountRepository->save($bitrix24Account);
-        $this->flusher->flush();
-        foreach ($bitrix24Account->emitEvents() as $event) {
-            $this->eventDispatcher->dispatch($event);
-        }
+        $this->flusher->flush($bitrix24Account);
+
 
-        $this->logger->debug('Bitrix24Accounts.InstallFinish.Finish');
+        $this->logger->info('Bitrix24Accounts.InstallFinish.Finish',
+        [
+            'b24_domain_url' => $command->domainUrl,
+            'b24_member_id' => $command->memberId,
+            'b24_application_id' => $command->applicationToken,
+            'b24_user_id' => $command->bitrix24UserId,
+        ]);
     }
 
     public function getSingleAccountByMemberId(string $domainUrl, string $memberId, Bitrix24AccountStatus $bitrix24AccountStatus, ?int $bitrix24UserId): Bitrix24AccountInterface
diff --git a/src/Bitrix24Accounts/UseCase/InstallStart/Handler.php b/src/Bitrix24Accounts/UseCase/InstallStart/Handler.php
index a401b03..b9d1f17 100644
--- a/src/Bitrix24Accounts/UseCase/InstallStart/Handler.php
+++ b/src/Bitrix24Accounts/UseCase/InstallStart/Handler.php
@@ -22,7 +22,7 @@ public function __construct(
 
     public function handle(Command $command): void
     {
-        $this->logger->debug('Bitrix24Accounts.InstallStart.start', [
+        $this->logger->info('Bitrix24Accounts.InstallStart.start', [
             'id' => $command->uuid->toRfc4122(),
             'domain_url' => $command->domainUrl,
             'member_id' => $command->memberId,
@@ -44,12 +44,12 @@ public function handle(Command $command): void
         );
         $this->bitrix24AccountRepository->save($bitrix24Account);
         $this->flusher->flush($bitrix24Account);
-    //    $this->flusher->flush();
-        /*foreach ($bitrix24Account->emitEvents() as $event) {
 
-            $this->eventDispatcher->dispatch($event);
-        }*/
-
-        $this->logger->debug('Bitrix24Accounts.InstallStart.Finish');
+        $this->logger->info('Bitrix24Accounts.InstallStart.Finish',
+        [
+            'id' => $command->uuid->toRfc4122(),
+            'domain_url' => $command->domainUrl,
+            'member_id' => $command->memberId,
+        ]);
     }
 }
diff --git a/src/Bitrix24Accounts/UseCase/RenewAuthToken/Handler.php b/src/Bitrix24Accounts/UseCase/RenewAuthToken/Handler.php
index 13d408c..fdfb12d 100644
--- a/src/Bitrix24Accounts/UseCase/RenewAuthToken/Handler.php
+++ b/src/Bitrix24Accounts/UseCase/RenewAuthToken/Handler.php
@@ -11,7 +11,6 @@
 use Bitrix24\SDK\Application\Contracts\Bitrix24Accounts\Repository\Bitrix24AccountRepositoryInterface;
 use Bitrix24\SDK\Application\Contracts\Events\AggregateRootEventsEmitterInterface;
 use Psr\Log\LoggerInterface;
-use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
 
 readonly class Handler
 {
@@ -26,7 +25,7 @@ public function __construct(
      */
     public function handle(Command $command): void
     {
-        $this->logger->debug('Bitrix24Accounts.RenewAuthToken.start', [
+        $this->logger->info('Bitrix24Accounts.RenewAuthToken.start', [
             'domain_url' => $command->renewedAuthToken->domain,
             'member_id' => $command->renewedAuthToken->memberId,
             'bitrix24_user_id' => $command->bitrix24UserId,
@@ -39,17 +38,19 @@ public function handle(Command $command): void
             $command->bitrix24UserId
         );
 
-        //  Bitrix24Account extends AggregateRoot and implement AggregateRootEventsEmitterInterface
-        /** @var AggregateRootEventsEmitterInterface|Bitrix24AccountInterface $bitrix24Account */
+
         $bitrix24Account->renewAuthToken($command->renewedAuthToken);
 
         $this->bitrix24AccountRepository->save($bitrix24Account);
+
         $this->flusher->flush($bitrix24Account);
-      /*  foreach ($bitrix24Account->emitEvents() as $event) {
-            $this->eventDispatcher->dispatch($event);
-        }*/
 
-        $this->logger->debug('Bitrix24Accounts.RenewAuthToken.finish');
+        $this->logger->info('Bitrix24Accounts.RenewAuthToken.finish',
+        [
+            'domain_url' => $command->renewedAuthToken->domain,
+            'member_id' => $command->renewedAuthToken->memberId,
+            'bitrix24_user_id' => $command->bitrix24UserId,
+        ]);
     }
 
     /**
diff --git a/src/Bitrix24Accounts/UseCase/Uninstall/Handler.php b/src/Bitrix24Accounts/UseCase/Uninstall/Handler.php
index f30e983..8c5ea1f 100644
--- a/src/Bitrix24Accounts/UseCase/Uninstall/Handler.php
+++ b/src/Bitrix24Accounts/UseCase/Uninstall/Handler.php
@@ -22,27 +22,26 @@ public function __construct(
     ) {}
 
     /**
-     * @throws Bitrix24AccountNotFoundException
      * @throws InvalidArgumentException
      */
     public function handle(Command $command): void
     {
-        $this->logger->debug('Bitrix24Accounts.Uninstall.start', [
+        $this->logger->info('Bitrix24Accounts.Uninstall.start', [
             'b24_application_token' => $command->applicationToken,
         ]);
 
-        /**
-         * @var AggregateRootEventsEmitterInterface[]|Bitrix24AccountInterface[] $accounts
-         */
         $accounts = $this->bitrix24AccountRepository->findByApplicationToken($command->applicationToken);
-
+        $accountsCount = count($accounts);
         foreach ($accounts as $account) {
             $account->applicationUninstalled($command->applicationToken);
             $this->bitrix24AccountRepository->save($account);
         }
         $this->flusher->flush(...$accounts);
 
-
-        $this->logger->debug('Bitrix24Accounts.Uninstall.Finish');
+        $this->logger->info('Bitrix24Accounts.Uninstall.Finish',
+        [
+            'accountsCount' => $accountsCount,
+            'b24_application_token' => $command->applicationToken,
+        ]);
     }
 }
diff --git a/src/Services/Flusher.php b/src/Services/Flusher.php
index ec9af9e..9b8b8ab 100644
--- a/src/Services/Flusher.php
+++ b/src/Services/Flusher.php
@@ -6,25 +6,24 @@
 
 
 use Bitrix24\Lib\AggregateRoot;
+use Bitrix24\SDK\Application\Contracts\Events\AggregateRootEventsEmitterInterface;
 use Doctrine\ORM\EntityManagerInterface;
-use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
 class Flusher
 {
     private $em;
     private $eventDispatcher;
-    public function __construct(EntityManagerInterface $em,EventDispatcher $eventDispatcher) {
+    public function __construct(EntityManagerInterface $em, EventDispatcherInterface $eventDispatcher) {
         $this->em = $em;
         $this->eventDispatcher = $eventDispatcher;
     }
 
-    public function flush(AggregateRoot ...$roots): void
+    public function flush(AggregateRootEventsEmitterInterface ...$roots): void
     {
         $this->em->flush();
-
         foreach ($roots as $root) {
             $events = $root->emitEvents();
             foreach ($events as $event) {
-                var_dump($event);
                 $this->eventDispatcher->dispatch($event);
             }
         }
diff --git a/tests/Functional/Bitrix24Accounts/FetcherTest.php b/tests/Functional/Bitrix24Accounts/Bitrix24AccountsFetcherTest.php
similarity index 64%
rename from tests/Functional/Bitrix24Accounts/FetcherTest.php
rename to tests/Functional/Bitrix24Accounts/Bitrix24AccountsFetcherTest.php
index 46698c9..2b4ad05 100644
--- a/tests/Functional/Bitrix24Accounts/FetcherTest.php
+++ b/tests/Functional/Bitrix24Accounts/Bitrix24AccountsFetcherTest.php
@@ -5,7 +5,7 @@
 namespace Bitrix24\Lib\Tests\Functional\Bitrix24Accounts;
 
 use Bitrix24\Lib\Bitrix24Accounts\Infrastructure\Doctrine\Bitrix24AccountRepository;
-use Bitrix24\Lib\Bitrix24Accounts\ReadModel\Fetcher;
+use Bitrix24\Lib\Bitrix24Accounts\ReadModel\Bitrix24AccountFetcher;
 use Bitrix24\Lib\Services\Flusher;
 use Bitrix24\Lib\Tests\EntityManagerFactory;
 use Knp\Component\Pager\Event\Subscriber\Paginate\PaginationSubscriber;
@@ -21,7 +21,7 @@
 use Symfony\Component\HttpFoundation\RequestStack;
 use Knp\Component\Pager\ArgumentAccess\RequestArgumentAccess;
 
-class FetcherTest extends TestCase
+class Bitrix24AccountsFetcherTest extends TestCase
 {
     private EntityManagerInterface $entityManager;
 
@@ -29,7 +29,7 @@ class FetcherTest extends TestCase
 
     private Bitrix24AccountRepositoryInterface $repository;
 
-    private Fetcher $fetcher;
+    private Bitrix24AccountFetcher $fetcher;
 
     private Flusher $flusher;
 
@@ -42,7 +42,7 @@ protected function setUp(): void
         $eventDispatcher->addSubscriber(new SortableSubscriber());
         $requestArgumentAccess = new RequestArgumentAccess(new RequestStack());
         $this->paginator = new Paginator($eventDispatcher, $requestArgumentAccess);
-        $this->fetcher = new Fetcher($this->entityManager, $this->paginator);
+        $this->fetcher = new Bitrix24AccountFetcher($this->entityManager, $this->paginator);
         $this->flusher = new Flusher($this->entityManager,$eventDispatcher);
         $this->repository = new Bitrix24AccountRepository($this->entityManager);
     }
@@ -67,4 +67,36 @@ public function testListReturnsPaginatedResults(): void
         $this->assertGreaterThan(0, $pagination->count()); // Проверяем, что есть хотя бы одна запись
     }
 
+    public function testColumnNamesInBitrix24Accounts(): void
+    {
+        // Ожидаемые названия столбцов
+        $expectedColumns = [
+            'id',
+            'status',
+            'b24_user_id',
+            'is_b24_user_admin',
+            'member_id',
+            'domain_url',
+            'application_token',
+            'created_at_utc',
+            'updated_at_utc',
+            'application_version',
+            'authtoken_access_token',
+            'authtoken_refresh_token',
+            'authtoken_expires',
+            'authtoken_expires_in',
+            'applicationscope_current_scope'
+        ];
+
+        // Получение фактических названий столбцов из базы данных
+        $connection = $this->entityManager->getConnection();
+        $schemaManager = $connection->createSchemaManager();
+        $columns = $schemaManager->listTableColumns('bitrix24account');
+        $actualColumns = array_keys($columns);
+
+        foreach ($expectedColumns as $column) {
+            $this->assertContains($column, $actualColumns, "Column '$column' is missing in table 'bitrix24account'.");
+        }
+    }
+
 }
\ No newline at end of file
diff --git a/tests/Functional/Bitrix24Accounts/Infrastructure/Doctrine/Bitrix24AccountRepositoryTest.php b/tests/Functional/Bitrix24Accounts/Infrastructure/Doctrine/Bitrix24AccountRepositoryTest.php
index cf6e12b..177ce15 100644
--- a/tests/Functional/Bitrix24Accounts/Infrastructure/Doctrine/Bitrix24AccountRepositoryTest.php
+++ b/tests/Functional/Bitrix24Accounts/Infrastructure/Doctrine/Bitrix24AccountRepositoryTest.php
@@ -28,6 +28,7 @@
 use Carbon\CarbonImmutable;
 use Override;
 use PHPUnit\Framework\Attributes\CoversClass;
+use Symfony\Component\EventDispatcher\EventDispatcher;
 use Symfony\Component\Uid\Uuid;
 
 #[CoversClass(Bitrix24AccountRepository::class)]
@@ -73,6 +74,8 @@ protected function createBitrix24AccountRepositoryImplementation(): Bitrix24Acco
     #[Override]
     protected function createRepositoryFlusherImplementation(): TestRepositoryFlusherInterface
     {
-        return new FlusherDecorator(new Flusher(EntityManagerFactory::get()));
+        $entityManager = EntityManagerFactory::get();
+        $eventDispatcher = new EventDispatcher();
+        return new FlusherDecorator(new Flusher($entityManager, $eventDispatcher));
     }
 }
\ No newline at end of file
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/ChangeDomainUrl/HandlerTest.php b/tests/Functional/Bitrix24Accounts/UseCase/ChangeDomainUrl/HandlerTest.php
index b724574..784aad2 100644
--- a/tests/Functional/Bitrix24Accounts/UseCase/ChangeDomainUrl/HandlerTest.php
+++ b/tests/Functional/Bitrix24Accounts/UseCase/ChangeDomainUrl/HandlerTest.php
@@ -26,10 +26,9 @@
 use PHPUnit\Framework\TestCase;
 use Psr\Log\NullLogger;
 use Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher;
-use Symfony\Component\EventDispatcher\EventDispatcher;
 use Symfony\Component\Stopwatch\Stopwatch;
 use Symfony\Component\Uid\Uuid;
-
+use Symfony\Component\EventDispatcher\EventDispatcher;
 /**
  * @internal
  */
@@ -50,8 +49,8 @@ protected function setUp(): void
         $entityManager = EntityManagerFactory::get();
         $eventDispatcher = new EventDispatcher();
         $this->repository = new Bitrix24AccountRepository($entityManager);
-        $this->flusher = new Flusher($entityManager,$eventDispatcher);
         $this->eventDispatcher = new TraceableEventDispatcher($eventDispatcher, new Stopwatch());
+        $this->flusher = new Flusher($entityManager,$this->eventDispatcher);
         $this->handler = new Bitrix24Accounts\UseCase\ChangeDomainUrl\Handler(
             $this->repository,
             $this->flusher,
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/CommandTest.php b/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/CommandTest.php
new file mode 100644
index 0000000..9eb2f62
--- /dev/null
+++ b/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/CommandTest.php
@@ -0,0 +1,123 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Bitrix24\Lib\Tests\Functional\Bitrix24Accounts\UseCase\InstallFinish;
+
+use Bitrix24\Lib\Bitrix24Accounts\Infrastructure\Doctrine\Bitrix24AccountRepository;
+use Bitrix24\Lib\Services\Flusher;
+use Bitrix24\Lib\Tests\EntityManagerFactory;
+use Bitrix24\Lib\Tests\Functional\Bitrix24Accounts\Builders\Bitrix24AccountBuilder;
+use Bitrix24\SDK\Application\Contracts\Bitrix24Accounts\Entity\Bitrix24AccountStatus;
+use Bitrix24\SDK\Application\Contracts\Bitrix24Accounts\Repository\Bitrix24AccountRepositoryInterface;
+use PHPUnit\Framework\Attributes\CoversClass;
+use Bitrix24\Lib\Bitrix24Accounts\UseCase\InstallFinish\Command;
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\Attributes\TestDox;
+use Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\Stopwatch\Stopwatch;
+use Symfony\Component\Uid\Uuid;
+use PHPUnit\Framework\TestCase;
+use Bitrix24\SDK\Core\Exceptions\InvalidArgumentException;
+
+#[CoversClass(Command::class)]
+class CommandTest extends TestCase
+{
+
+    private Flusher $flusher;
+
+    private Bitrix24AccountRepositoryInterface $repository;
+
+    private TraceableEventDispatcher $eventDispatcher;
+
+    #[Test]
+    #[TestDox('test finish installation for Command')]
+    public function testValidCommand(): void
+    {
+        $bitrix24Account = (new Bitrix24AccountBuilder())
+            ->withStatus(Bitrix24AccountStatus::new)
+            ->build();
+
+        $this->repository->save($bitrix24Account);
+        $this->flusher->flush();
+
+        $applicationToken = Uuid::v7()->toRfc4122();
+        $command = new Command(
+            $applicationToken,
+            $bitrix24Account->getMemberId(),
+            $bitrix24Account->getDomainUrl(),
+            $bitrix24Account->getBitrix24UserId()
+        );
+        $this->assertInstanceOf(Command::class, $command);
+    }
+
+    public function testEmptyApplicationToken(): void
+    {
+        $bitrix24Account = (new Bitrix24AccountBuilder())
+            ->withStatus(Bitrix24AccountStatus::new)
+            ->build();
+
+        $this->repository->save($bitrix24Account);
+        $this->flusher->flush();
+
+        $this->expectException(InvalidArgumentException::class);
+        $this->expectExceptionMessage('Application token cannot be empty.');
+
+        new Command('',
+            $bitrix24Account->getMemberId(),
+            $bitrix24Account->getDomainUrl(),
+            $bitrix24Account->getBitrix24UserId()
+        );
+    }
+
+
+    public function testEmptyMemberId(): void
+    {
+        $bitrix24Account = (new Bitrix24AccountBuilder())
+            ->withStatus(Bitrix24AccountStatus::new)
+            ->build();
+
+        $this->repository->save($bitrix24Account);
+        $this->flusher->flush();
+
+        $this->expectException(InvalidArgumentException::class);
+        $this->expectExceptionMessage('Member ID cannot be empty.');
+
+        $applicationToken = Uuid::v7()->toRfc4122();
+        new Command($applicationToken,
+            '',
+            $bitrix24Account->getDomainUrl(),
+            $bitrix24Account->getBitrix24UserId()
+        );
+    }
+
+    public function testEmptyDomainUrl(): void
+    {
+        $bitrix24Account = (new Bitrix24AccountBuilder())
+            ->withStatus(Bitrix24AccountStatus::new)
+            ->build();
+
+        $this->repository->save($bitrix24Account);
+        $this->flusher->flush();
+
+        $this->expectException(InvalidArgumentException::class);
+        $this->expectExceptionMessage('Domain URL cannot be empty.');
+
+        $applicationToken = Uuid::v7()->toRfc4122();
+        new Command($applicationToken,
+            $bitrix24Account->getMemberId(),
+            '',
+            $bitrix24Account->getBitrix24UserId()
+        );
+    }
+
+    protected function setUp(): void
+    {
+        $entityManager = EntityManagerFactory::get();
+        $eventDispatcher = new EventDispatcher();
+        $this->eventDispatcher = new TraceableEventDispatcher($eventDispatcher, new Stopwatch());
+        $this->repository = new Bitrix24AccountRepository($entityManager);
+        $this->flusher = new Flusher($entityManager,$this->eventDispatcher);
+    }
+}
\ No newline at end of file
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/HandlerTest.php b/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/HandlerTest.php
index 2ea70ec..287db48 100644
--- a/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/HandlerTest.php
+++ b/tests/Functional/Bitrix24Accounts/UseCase/InstallFinish/HandlerTest.php
@@ -85,11 +85,11 @@ protected function setUp(): void
     {
         $entityManager = EntityManagerFactory::get();
         $eventDispatcher = new EventDispatcher();
-        $this->repository = new Bitrix24AccountRepository($entityManager);
-        $this->flusher = new Flusher($entityManager,$eventDispatcher);
         $this->eventDispatcher = new TraceableEventDispatcher($eventDispatcher, new Stopwatch());
+        $this->repository = new Bitrix24AccountRepository($entityManager);
+        $this->flusher = new Flusher($entityManager,$this->eventDispatcher);
+
         $this->handler = new Bitrix24Accounts\UseCase\InstallFinish\Handler(
-            $this->eventDispatcher,
             $this->repository,
             $this->flusher,
             new NullLogger()
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/InstallStart/HandlerTest.php b/tests/Functional/Bitrix24Accounts/UseCase/InstallStart/HandlerTest.php
index 057ce05..add9878 100644
--- a/tests/Functional/Bitrix24Accounts/UseCase/InstallStart/HandlerTest.php
+++ b/tests/Functional/Bitrix24Accounts/UseCase/InstallStart/HandlerTest.php
@@ -53,9 +53,9 @@ protected function setUp(): void
     {
         $entityManager = EntityManagerFactory::get();
         $eventDispatcher = new EventDispatcher();
-        $this->repository = new Bitrix24AccountRepository($entityManager);
-        $this->flusher = new Flusher($entityManager,$eventDispatcher);
         $this->eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
+        $this->repository = new Bitrix24AccountRepository($entityManager);
+        $this->flusher = new Flusher($entityManager,$this->eventDispatcher);
         $this->handler = new Bitrix24Accounts\UseCase\InstallStart\Handler(
             $this->repository,
             $this->flusher,
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/RenewAuthToken/HandlerTest.php b/tests/Functional/Bitrix24Accounts/UseCase/RenewAuthToken/HandlerTest.php
index fb775d0..0f63150 100644
--- a/tests/Functional/Bitrix24Accounts/UseCase/RenewAuthToken/HandlerTest.php
+++ b/tests/Functional/Bitrix24Accounts/UseCase/RenewAuthToken/HandlerTest.php
@@ -28,8 +28,8 @@
 use PHPUnit\Framework\TestCase;
 use Psr\Log\NullLogger;
 use Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher;
-use Symfony\Component\EventDispatcher\EventDispatcher;
 use Symfony\Component\Stopwatch\Stopwatch;
+use Symfony\Component\EventDispatcher\EventDispatcher;
 
 /**
  * @internal
@@ -50,9 +50,9 @@ protected function setUp(): void
     {
         $entityManager = EntityManagerFactory::get();
         $eventDispatcher = new EventDispatcher();
+        $this->eventDispatcher = new TraceableEventDispatcher($eventDispatcher, new Stopwatch());
         $this->repository = new Bitrix24AccountRepository($entityManager);
-        $this->flusher = new Flusher($entityManager,$eventDispatcher);
-        $this->eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
+        $this->flusher = new Flusher($entityManager,$this->eventDispatcher);
         $this->handler = new Handler(
             $this->repository,
             $this->flusher,
diff --git a/tests/Functional/Bitrix24Accounts/UseCase/Uninstall/HandlerTest.php b/tests/Functional/Bitrix24Accounts/UseCase/Uninstall/HandlerTest.php
index c83dc18..da6e1f0 100644
--- a/tests/Functional/Bitrix24Accounts/UseCase/Uninstall/HandlerTest.php
+++ b/tests/Functional/Bitrix24Accounts/UseCase/Uninstall/HandlerTest.php
@@ -103,9 +103,9 @@ protected function setUp(): void
 
         $entityManager = EntityManagerFactory::get();
         $eventDispatcher = new EventDispatcher();
+        $this->eventDispatcher = new TraceableEventDispatcher($eventDispatcher, new Stopwatch());
         $this->repository = new Bitrix24AccountRepository($entityManager);
-        $this->flusher = new Flusher($entityManager, $eventDispatcher);
-        $this->eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
+        $this->flusher = new Flusher($entityManager, $this->eventDispatcher);
 
         $this->handler = new Bitrix24Accounts\UseCase\Uninstall\Handler(
             $this->repository,