diff --git a/Examples/gpu/UltralightNet.Vulkan.TestApp/Startup/Utils.cs b/Examples/gpu/UltralightNet.Vulkan.TestApp/Startup/Utils.cs
index 17851c825..8282f11f9 100644
--- a/Examples/gpu/UltralightNet.Vulkan.TestApp/Startup/Utils.cs
+++ b/Examples/gpu/UltralightNet.Vulkan.TestApp/Startup/Utils.cs
@@ -14,9 +14,9 @@ public static void Check(this Result result)
 	private static bool HasInstanceLayer(this Vk vk, ReadOnlySpan<byte> layer)
 	{
 		uint propertyCount = 0;
-		vk.EnumerateInstanceLayerProperties(ref propertyCount, null);
+		vk.EnumerateInstanceLayerProperties(ref propertyCount, null).Check();
 		var properties = stackalloc LayerProperties[(int)propertyCount];
-		vk.EnumerateInstanceLayerProperties(ref propertyCount, properties);
+		vk.EnumerateInstanceLayerProperties(ref propertyCount, properties).Check();
 		for (int i = 0; i < propertyCount; i++)
 			if (layer.SequenceEqual(MemoryMarshal.CreateReadOnlySpanFromNullTerminated(properties[i].LayerName))) return true;
 		return false;
diff --git a/Examples/gpu/UltralightNet.Vulkan.TestApp/VulkanExample.cs b/Examples/gpu/UltralightNet.Vulkan.TestApp/VulkanExample.cs
index eb39e52cc..910c396f8 100644
--- a/Examples/gpu/UltralightNet.Vulkan.TestApp/VulkanExample.cs
+++ b/Examples/gpu/UltralightNet.Vulkan.TestApp/VulkanExample.cs
@@ -1,6 +1,5 @@
 //namespace VulkanExample;
 
-using Silk.NET.Core.Native;
 using Silk.NET.Vulkan;
 using Silk.NET.Windowing;
 
@@ -14,6 +13,8 @@ internal unsafe partial class Application : IDisposable
 	readonly Vk vk = Vk.GetApi();
 	readonly Instance instance;
 
+	readonly PhysicalDevice physicalDevice;
+
 	public Application()
 	{
 		{ // Window
@@ -24,6 +25,14 @@ public Application()
 			var extensions = window.VkSurface.GetRequiredExtensions(out uint extensionCount);
 			Utils.CreateInstance(vk, extensionCount, extensions, out instance);
 		}
+		{ // Physical Device
+			uint deviceCount = 0;
+			vk.EnumeratePhysicalDevices(instance, ref deviceCount, null).Check();
+			if (deviceCount is 0) throw new Exception("Couldn't find physical vulkan device.");
+			var devices = stackalloc PhysicalDevice[(int)deviceCount];
+			vk.EnumeratePhysicalDevices(instance, ref deviceCount, devices).Check();
+			physicalDevice = devices[0]; // idc
+		}
 		Console.WriteLine();
 	}