diff --git a/src/Symfony/Bundle/FrameworkBundle/Kernel/MicroKernelTrait.php b/src/Symfony/Bundle/FrameworkBundle/Kernel/MicroKernelTrait.php
index abb220b4aa..efd99784e4 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Kernel/MicroKernelTrait.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Kernel/MicroKernelTrait.php
@@ -112,7 +112,7 @@ trait MicroKernelTrait
                 throw new \LogicException(sprintf('"%s" uses "%s", but does not implement the required method "protected function configureContainer(ContainerConfigurator $c): void".', get_debug_type($this), MicroKernelTrait::class), 0, $e);
             }
 
-            $configuratorClass = $configureContainer->getNumberOfParameters() > 0 && ($type = $configureContainer->getParameters()[0]->getType()) && !$type->isBuiltin() ? $type->getName() : null;
+            $configuratorClass = $configureContainer->getNumberOfParameters() > 0 && ($type = $configureContainer->getParameters()[0]->getType()) instanceof \ReflectionNamedType && !$type->isBuiltin() ? $type->getName() : null;
 
             if ($configuratorClass && !is_a(ContainerConfigurator::class, $configuratorClass, true)) {
                 $this->configureContainer($container, $loader);
diff --git a/src/Symfony/Component/DependencyInjection/Compiler/AutowireRequiredPropertiesPass.php b/src/Symfony/Component/DependencyInjection/Compiler/AutowireRequiredPropertiesPass.php
index 945b8c9e01..24f9c41d2b 100644
--- a/src/Symfony/Component/DependencyInjection/Compiler/AutowireRequiredPropertiesPass.php
+++ b/src/Symfony/Component/DependencyInjection/Compiler/AutowireRequiredPropertiesPass.php
@@ -42,7 +42,7 @@ class AutowireRequiredPropertiesPass extends AbstractRecursivePass
 
         $properties = $value->getProperties();
         foreach ($reflectionClass->getProperties() as $reflectionProperty) {
-            if (!$reflectionProperty->hasType()) {
+            if (!($type = $reflectionProperty->getType()) instanceof \ReflectionNamedType) {
                 continue;
             }
             if (false === $doc = $reflectionProperty->getDocComment()) {
@@ -55,7 +55,7 @@ class AutowireRequiredPropertiesPass extends AbstractRecursivePass
                 continue;
             }
 
-            $type = $reflectionProperty->getType()->getName();
+            $type = $type->getName();
             $value->setProperty($name, new TypedReference($type, $type, ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE, $name));
         }