Fix build issues

openVulkanoCpp/Base/Render/RenderResource.hpp

@@ -167,6 +167,11 @@ namespace OpenVulkano
 
 		bool HasRenderResource() const { return renderResource; }
 
+		RenderResourceHolder& operator =(const RenderResourceHolder& copy) noexcept
+		{
+			renderResource.Release();
+		}
+
 		RenderResourceHolder& operator =(RenderResourceHolder&& move) noexcept
 		{
 			renderResource = std::move(move.renderResource);