diff --git a/RenderSystems/Direct3D11/src/OgreD3D11RenderSystem.cpp b/RenderSystems/Direct3D11/src/OgreD3D11RenderSystem.cpp
index c1c1c95a54f..57bc40c9534 100644
--- a/RenderSystems/Direct3D11/src/OgreD3D11RenderSystem.cpp
+++ b/RenderSystems/Direct3D11/src/OgreD3D11RenderSystem.cpp
@@ -1728,11 +1728,11 @@ namespace Ogre
 
         MeshManager::getSingleton().unloadAll( Resource::LF_MARKED_FOR_RELOAD );
 
+        notifyDeviceLost( &mDevice );
+
         static_cast<D3D11TextureGpuManager *>( mTextureGpuManager )->_destroyD3DResources();
         static_cast<D3D11VaoManager *>( mVaoManager )->_destroyD3DResources();
 
-        notifyDeviceLost( &mDevice );
-
         // Release all automatic temporary buffers and free unused
         // temporary buffers, so we doesn't need to recreate them,
         // and they will reallocate on demand.
diff --git a/RenderSystems/Direct3D11/src/Vao/OgreD3D11BufferInterfaceBase.cpp b/RenderSystems/Direct3D11/src/Vao/OgreD3D11BufferInterfaceBase.cpp
index 8adc1135398..6fa8fc62fbb 100644
--- a/RenderSystems/Direct3D11/src/Vao/OgreD3D11BufferInterfaceBase.cpp
+++ b/RenderSystems/Direct3D11/src/Vao/OgreD3D11BufferInterfaceBase.cpp
@@ -45,7 +45,6 @@ namespace Ogre
     //-----------------------------------------------------------------------------------
     void D3D11BufferInterfaceBase::notifyDeviceLost( D3D11Device *device )
     {
-        mVboPoolIdx = 0xFFFFFFFF;
         mVboName.Reset();
     }
     //-----------------------------------------------------------------------------------
diff --git a/RenderSystems/Direct3D11/src/Vao/OgreD3D11VaoManager.cpp b/RenderSystems/Direct3D11/src/Vao/OgreD3D11VaoManager.cpp
index 39683faa533..4e9514f9007 100644
--- a/RenderSystems/Direct3D11/src/Vao/OgreD3D11VaoManager.cpp
+++ b/RenderSystems/Direct3D11/src/Vao/OgreD3D11VaoManager.cpp
@@ -587,9 +587,6 @@ namespace Ogre
     void D3D11VaoManager::deallocateVbo( size_t vboIdx, size_t bufferOffset, size_t sizeBytes,
                                          BufferType bufferType, InternalBufferType internalType )
     {
-        if( vboIdx == 0xFFFFFFFF )
-            return;
-
         if( bufferType >= BT_DYNAMIC_DEFAULT )
         {
             bufferType = BT_DYNAMIC_DEFAULT;  // Persitent mapping not supported in D3D11.