diff --git a/functions/container.php b/functions/container.php
index 2ead249..32ec779 100644
--- a/functions/container.php
+++ b/functions/container.php
@@ -10,7 +10,7 @@
      *
      * @param string|object $classContainer Класс контейнера.
      *
-     * @return Container
+     * @return ContainerInterface
      *
      * @since 21.03.2021 Класс (или объект) контейнера как параметр.
      */
@@ -30,13 +30,13 @@ function container($classContainer = ServiceProvider::class)
     /**
      * Экземпляр манипулятора с делегированными контейнерами.
      *
-     * @return ContainerInterface|null
+     * @return null|object
      *
-     * @throws Exception
+     * @throws Exception Ошибки инициализации контейнера.
      *
      * @since 30.07.2021
      */
-    function delegatedContainer() : ?ContainerInterface
+    function delegatedContainer() : ?object
     {
         return container()->get('delegated_container_manipulator');
     }
diff --git a/psalm.xml b/psalm.xml
index ef6d5f1..a472c51 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -6,7 +6,6 @@
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
     allowStringToStandInForClass="true"
-    allowCoercionFromStringToClassConst="true"
     findUnusedPsalmSuppress="true"
     skipChecksOnUnresolvableIncludes="true"
 >
diff --git a/src/Micro/AbstractStandaloneServiceProvider.php b/src/Micro/AbstractStandaloneServiceProvider.php
index 654f4ec..fb21325 100644
--- a/src/Micro/AbstractStandaloneServiceProvider.php
+++ b/src/Micro/AbstractStandaloneServiceProvider.php
@@ -5,6 +5,7 @@
 use Exception;
 use Prokl\ServiceProvider\Framework\SymfonyCompilerPassBagLight;
 use Prokl\ServiceProvider\ServiceProvider;
+use Psr\Container\ContainerInterface;
 use Symfony\Component\Config\Loader\DelegatingLoader;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 
@@ -18,7 +19,7 @@
 class AbstractStandaloneServiceProvider extends ServiceProvider
 {
     /**
-     * @var ContainerBuilder $containerBuilder Контейнер.
+     * @var ContainerBuilder|ContainerInterface $containerBuilder Контейнер.
      */
     protected static $containerBuilder;
 
@@ -28,7 +29,11 @@ class AbstractStandaloneServiceProvider extends ServiceProvider
     protected $standartCompilerPasses;
 
     /**
-     * @inheritDoc
+     * @param string      $filename          Имя файла.
+     * @param string|null $pathBundlesConfig Путь к файлу с конфигурацией бандлов.
+     *
+     * @throws Exception
+     * @psalm-suppress ConstructorSignatureMismatch
      */
     public function __construct(
         string $filename,
diff --git a/src/Micro/ExampleMicroServiceProvider.php b/src/Micro/ExampleMicroServiceProvider.php
index 7dfe16f..7750b09 100644
--- a/src/Micro/ExampleMicroServiceProvider.php
+++ b/src/Micro/ExampleMicroServiceProvider.php
@@ -2,6 +2,7 @@
 
 namespace Prokl\ServiceProvider\Micro;
 
+use Psr\Container\ContainerInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 
 /**
@@ -15,7 +16,7 @@
 class ExampleMicroServiceProvider extends AbstractStandaloneServiceProvider
 {
     /**
-     * @var ContainerBuilder $containerBuilder Контейнер.
+     * @var ContainerBuilder|ContainerInterface $containerBuilder Контейнер.
      */
     protected static $containerBuilder;
 
diff --git a/src/ServiceProvider.php b/src/ServiceProvider.php
index 7bdcde7..f51573d 100644
--- a/src/ServiceProvider.php
+++ b/src/ServiceProvider.php
@@ -13,8 +13,10 @@
 use Prokl\ServiceProvider\Services\AppKernel;
 use Prokl\ServiceProvider\Utils\ErrorScreen;
 use Prokl\ServiceProvider\Utils\Loaders\PhpLoaderSettingsBitrix;
+use Psr\Container\ContainerExceptionInterface;
 use Psr\Container\ContainerInterface;
 use Psr\Container\ContainerInterface as PsrContainerInterface;
+use Psr\Container\NotFoundExceptionInterface;
 use RuntimeException;
 use Symfony\Bridge\ProxyManager\LazyProxy\PhpDumper\ProxyDumper;
 use Symfony\Component\Config\ConfigCache;
@@ -85,7 +87,7 @@ class ServiceProvider
     private const CONFIG_EXTS = '.{php,xml,yaml,yml}';
 
     /**
-     * @var ContainerBuilder $containerBuilder Контейнер.
+     * @var ContainerBuilder|ContainerInterface $containerBuilder Контейнер.
      */
     protected static $containerBuilder;
 
@@ -197,6 +199,7 @@ public function __construct(
 
         $this->filename = $filename;
 
+        /** @psalm-suppress RedundantConditionGivenDocblockType */
         if (static::$containerBuilder !== null) {
             return;
         }
@@ -231,10 +234,12 @@ public function get(string $id)
     /**
      * Контейнер.
      *
-     * @return ContainerInterface
+     * @return ContainerInterface|null
+     * @throws Exception Ошибки инициализации контейнера.
      */
-    public function container() : ContainerInterface
+    public function container() : ?ContainerInterface
     {
+        /** @psalm-suppress RedundantConditionGivenDocblockType */
         return static::$containerBuilder ?: $this->initContainer($this->filename);
     }
 
@@ -270,6 +275,7 @@ public function reboot() : void
      */
     public function shutdown() : void
     {
+        /** @psalm-suppress DocblockTypeContradiction */
         if (static::$containerBuilder === null) {
             return;
         }
@@ -340,8 +346,9 @@ private function boot() : void
      *
      * @param string $fileName Конфиг.
      *
-     * @return ContainerBuilder|Container
+     * @return ContainerBuilder|Container|ContainerInterface
      * @throws Exception Ошибки контейнера.
+     * @throws ContainerExceptionInterface | NotFoundExceptionInterface Ошибки контейнера.
      *
      * @since 28.09.2020 Доработка.
      */
@@ -349,6 +356,7 @@ private function initContainer(string $fileName)
     {
         // Если в dev режиме, то не компилировать контейнер.
         if ((bool)$_ENV['DEBUG'] === true) {
+            /** @psalm-suppress RedundantConditionGivenDocblockType */
             if (static::$containerBuilder !== null) {
                 return static::$containerBuilder;
             }
@@ -465,6 +473,7 @@ private function dumpContainer(ConfigCache $cache, ContainerBuilder $container,
             $asFiles = $container->getParameter('container.dumper.inline_factories');
         }
 
+        /** @psalm-suppress ArgumentTypeCoercion */
         $dumper = new PhpDumper(static::$containerBuilder);
         if (class_exists(\ProxyManager\Configuration::class) && class_exists(ProxyDumper::class)) {
             $dumper->setProxyDumper(new ProxyDumper());
@@ -476,6 +485,7 @@ private function dumpContainer(ConfigCache $cache, ContainerBuilder $container,
                 'file' => $cache->getPath(),
                 'as_files' => $asFiles,
                 'debug' => $this->debug,
+                /** @psalm-suppress PossiblyUndefinedMethod  */
                 'build_time' => static::$containerBuilder->hasParameter('kernel.container_build_time')
                     ? static::$containerBuilder->getParameter('kernel.container_build_time') : time(),
                 'preload_classes' => array_map('get_class', $this->bundles),
@@ -552,6 +562,7 @@ private function loadContainer(string $fileName)
         $this->setDefaultParamsContainer();
 
         // Дополнить переменные приложения сведениями о зарегистрированных бандлах.
+        /** @psalm-suppress PossiblyNullReference */
         static::$containerBuilder->get('kernel')->registerStandaloneBundles();
 
         // Инициализация автономных бандлов.
@@ -644,7 +655,7 @@ private function initialize(string $fileName): ?ContainerBuilder
             $this->loadContainer($fileName);
 
             $this->bundlesLoader->registerExtensions(static::$containerBuilder);
-
+            /** @psalm-suppress PossiblyUndefinedMethod */
             static::$containerBuilder->compile(true);
 
             // Boot bundles.
@@ -671,6 +682,7 @@ private function initialize(string $fileName): ?ContainerBuilder
      */
     private function setDefaultParamsContainer() : void
     {
+        /** @psalm-suppress PossiblyUndefinedMethod */
         if (!static::$containerBuilder->hasDefinition('kernel')) {
             $this->registerKernel($this->kernelServiceClass);
         }
@@ -813,7 +825,6 @@ private function runPostLoadingPasses(): void
         /**
          * Отсортировать по приоритету.
          *
-         * @psalm-suppress MissingClosureParamType
          * @psalm-suppress InvalidScalarArgument
          */
         usort($this->postLoadingPassesBag, static function ($a, $b) : bool {
diff --git a/src/Services/AppKernel.php b/src/Services/AppKernel.php
index 5de313f..e1d9bce 100644
--- a/src/Services/AppKernel.php
+++ b/src/Services/AppKernel.php
@@ -110,6 +110,8 @@ public function getLogDir()
      */
     public function getProjectDir(): string
     {
+        /** @psalm-suppress RedundantConditionGivenDocblockType */
+        /** @psalm-suppress DocblockTypeContradiction */
         if ($this->projectDir === null) {
             $this->projectDir = Application::getDocumentRoot();
         }
@@ -201,6 +203,7 @@ public function setContainer(?ContainerInterface $container = null) : void
      */
     public function getContainer()
     {
+        /** @psalm-suppress DocblockTypeContradiction */
         if (static::$kernelContainer === null) {
             throw new LogicException('Cannot retrieve the container from a non-booted kernel.');
         }
diff --git a/src/Services/PSR/PSR7/PsrResponse.php b/src/Services/PSR/PSR7/PsrResponse.php
index 5fe4a4b..844c2c5 100644
--- a/src/Services/PSR/PSR7/PsrResponse.php
+++ b/src/Services/PSR/PSR7/PsrResponse.php
@@ -159,6 +159,7 @@ public function withBody(StreamInterface $body)
         $newResponse = clone $this->response;
         $newResponse->setContent($body);
 
+        /** @psalm-suppress ImplicitToStringCast */
         return new static($newResponse, $this->httpVersion, $body);
     }
 
diff --git a/src/Utils/DelegatedContainer/Manipulator.php b/src/Utils/DelegatedContainer/Manipulator.php
index 26153a6..ebaada8 100644
--- a/src/Utils/DelegatedContainer/Manipulator.php
+++ b/src/Utils/DelegatedContainer/Manipulator.php
@@ -66,6 +66,7 @@ public function get($id, int $invalidBehavior = self::EXCEPTION_ON_INVALID_REFER
 
     /**
      * @inheritdoc
+     * @psalm-suppress MissingParamType
      */
     public function has($id)
     {
diff --git a/src/Utils/ErrorScreen.php b/src/Utils/ErrorScreen.php
index c86c3ab..b5eb535 100644
--- a/src/Utils/ErrorScreen.php
+++ b/src/Utils/ErrorScreen.php
@@ -56,19 +56,19 @@ public function __construct(
     /**
      * Показать экран смерти.
      *
-     * @param string $message Сообщение об ошибке.
+     * @param string $errorMessage Сообщение об ошибке.
      *
      * @return boolean
      */
-    public function die(string $message = '') : ?bool
+    public function die(string $errorMessage = '') : ?bool
     {
         if (defined('PHPUNIT_COMPOSER_INSTALL') || defined('__PHPUNIT_PHAR__')) {
             throw new RuntimeException(
-                $message
+                $errorMessage
             );
         }
 
-        $content = $this->prepareErrorScreen($message);
+        $content = $this->prepareErrorScreen($errorMessage);
 
         $this->application->RestartBuffer();
         echo $content;
diff --git a/src/Utils/Loaders/PhpLoaderSettingsBitrix.php b/src/Utils/Loaders/PhpLoaderSettingsBitrix.php
index b400409..db818a2 100644
--- a/src/Utils/Loaders/PhpLoaderSettingsBitrix.php
+++ b/src/Utils/Loaders/PhpLoaderSettingsBitrix.php
@@ -35,6 +35,10 @@ public function load($resource, string $type = null)
             return $this->loadBitrixConfig('services', true);
         }, $this, ProtectedPhpFileLoader::class);
 
+        if (!$load) {
+            return;
+        }
+
         try {
             $settings = $load($path, $this->env);
             if (is_array($settings)) {
diff --git a/tests/Cases/fixtures/MicroServiceProvider.php b/tests/Cases/fixtures/MicroServiceProvider.php
index 54c141d..96b1bb8 100644
--- a/tests/Cases/fixtures/MicroServiceProvider.php
+++ b/tests/Cases/fixtures/MicroServiceProvider.php
@@ -4,6 +4,7 @@
 
 use Prokl\ServiceProvider\Micro\AbstractStandaloneServiceProvider;
 use Prokl\ServiceProvider\Micro\ExampleAppKernel;
+use Psr\Container\ContainerInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 
 /**
@@ -17,7 +18,7 @@
 class MicroServiceProvider extends AbstractStandaloneServiceProvider
 {
     /**
-     * @var ContainerBuilder $containerBuilder Контейнер.
+     * @var ContainerBuilder|ContainerInterface $containerBuilder Контейнер.
      */
     protected static $containerBuilder;