--- a/RenderD3D11.cpp	Mon Aug 18 13:11:39 2014 +0600
+++ b/RenderD3D11.cpp	Mon Aug 18 18:28:53 2014 +0600
@@ -231,13 +231,18 @@
 
   unsigned int device_flags = 0;//D3D11_CREATE_DEVICE_DISABLE_GPU_TIMEOUT;
   #ifndef NODEBUG
-    device_flags |= D3D11_CREATE_DEVICE_DEBUG /*| D3D11_CREATE_DEVICE_DEBUGGABLE*/;
-  #endif
+    device_flags |= 0/*D3D11_CREATE_DEVICE_DEBUG | D3D11_CREATE_DEVICE_DEBUGGABLE*/;
+   #endif
 
   HRESULT (__stdcall *dll_D3D11CreateDeviceAndSwapChain)(IDXGIAdapter* pAdapter, D3D_DRIVER_TYPE DriverType, HMODULE Software, UINT Flags, CONST D3D_FEATURE_LEVEL* pFeatureLevels, UINT FeatureLevels, UINT SDKVersion, CONST DXGI_SWAP_CHAIN_DESC* pSwapChainDesc, IDXGISwapChain** ppSwapChain, ID3D11Device** ppDevice, D3D_FEATURE_LEVEL* pFeatureLevel, ID3D11DeviceContext** ppImmediateContext);
   dll_D3D11CreateDeviceAndSwapChain = (decltype(dll_D3D11CreateDeviceAndSwapChain))GetProcAddress(d3d_lib, "D3D11CreateDeviceAndSwapChain");
-  ErrorD3D(dll_D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, device_flags, &requested_feature_level, 1, D3D11_SDK_VERSION, &swapChainDesc, &pSwapChain, &d3dd, &received_feature_level, &d3dc));
+  ErrorD3D(dll_D3D11CreateDeviceAndSwapChain(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, device_flags, nullptr, 0, D3D11_SDK_VERSION, &swapChainDesc, &pSwapChain, &d3dd, &received_feature_level, &d3dc));
 
+  if (received_feature_level < D3D_FEATURE_LEVEL_10_0)
+  {
+    MessageBoxA(nullptr, "Received Direct3D 9 or lower", "", 0);
+    __debugbreak();
+  }
       /*if (fullscreen)
       {
         extern void ChangeResolution(int new_dith, int new_height, int new_bpp);