diff --git a/phpstan.neon b/phpstan.neon
index e5c21e6..5cf0462 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -39,14 +39,6 @@ parameters:
 		# This should not happen because null is returned on error
 		- '#Method Apitte\\Core\\Utils\\Helpers::slashless\(\) should return string but returns string\|null\.#'
 
-		# Nette changed return typehint
-		- message: "#^Method Apitte\\\\OpenApi\\\\SchemaDefinition\\\\Entity\\\\EntityAdapter\\:\\:getNativePropertyType\\(\\) should return string but returns array\\<string\\>\\|string\\.$#"
-		  path: %currentWorkingDirectory%/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php
-
-		# Nette changed return typehint
-		- message: "#^Parameter \\#2 \\$array of function implode expects array\\<string\\>, array\\<int, array\\<string\\>\\|string\\> given\\.$#"
-		  path: %currentWorkingDirectory%/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php
-
 		- message: "#^Dead catch - TypeError is never thrown in the try block.$#"
 		  path: src/Core/Mapping/Parameter/DateTimeTypeMapper.php
 		  count: 1
diff --git a/src/Debug/Tracy/BlueScreen/ValidationBlueScreen.php b/src/Debug/Tracy/BlueScreen/ValidationBlueScreen.php
index 62ec872..2821bd6 100644
--- a/src/Debug/Tracy/BlueScreen/ValidationBlueScreen.php
+++ b/src/Debug/Tracy/BlueScreen/ValidationBlueScreen.php
@@ -4,6 +4,7 @@
 
 use Apitte\Core\Exception\Logical\InvalidSchemaException;
 use ReflectionClass;
+use Throwable;
 use Tracy\BlueScreen;
 use Tracy\Helpers;
 
@@ -12,14 +13,19 @@ class ValidationBlueScreen
 
 	public static function register(BlueScreen $blueScreen): void
 	{
-		$blueScreen->addPanel(static function ($e): ?array {
+		$blueScreen->addPanel(static function (?Throwable $e): ?array {
 			if (!($e instanceof InvalidSchemaException)) {
 				return null;
 			}
 
+			$panel = self::renderPanel($e);
+			if ($panel === null) {
+				return null;
+			}
+
 			return [
 				'tab' => self::renderTab($e),
-				'panel' => self::renderPanel($e),
+				'panel' => $panel,
 			];
 		});
 	}
diff --git a/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php b/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php
index 124df09..9ce12c2 100644
--- a/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php
+++ b/src/OpenApi/SchemaDefinition/Entity/EntityAdapter.php
@@ -275,17 +275,19 @@ private function parseAnnotation(Reflector $ref, string $name): ?string
 
 	private function getNativePropertyType(Type $type, ReflectionProperty $property): string
 	{
-		if ($type->isSimple() && count($type->getNames()) === 1) {
-			return $type->getNames()[0];
+		$names = array_map(strval(...), $type->getTypes());
+
+		if ($type->isSimple() && count($names) === 1) {
+			return $names[0];
 		}
 
-		if ($type->isUnion() || ($type->isSimple() && count($type->getNames()) === 2) // nullable type is single but returns name of type and null in names
+		if ($type->isUnion() || ($type->isSimple() && count($names) === 2) // nullable type is single but returns name of type and null in names
 		) {
-			return implode('|', $type->getNames());
+			return implode('|', $names);
 		}
 
 		if ($type->isIntersection()) {
-			return implode('&', $type->getNames());
+			return implode('&', $names);
 		}
 
 		throw new RuntimeException(sprintf('Could not parse type "%s"', $property));