error C3861: 'hkpHeightFieldAgent_registerSelf': identifier not found

I get these errors.

hkproductfeatures.cxx(75): error C3861: 'hkpHeightFieldAgent_registerSelf': identifier not found

hkproductfeatures.cxx(79): error C3861: 'hkpSimulation_registerSelf': identifier not found

hkproductfeatures.cxx(83): error C3861: 'hkpContinuousSimulation_registerSelf': identifier not found

hkproductfeatures.cxx(88): error C3861: 'hkpMultiThreadedSimulation_registerSelf': identifier not found

hkproductfeatures.cxx(93): error C3861: 'hkpAccurateInertiaTensorComputer_registerSelf': identifier not found

hkproductfeatures.cxx(97): error C3861: 'hkp3AxisSweep_registerSelf': identifier not found

hkproductfeatures.cxx(101): error C3861: 'hkpTreeBroadPhase_registerSelf': identifier not found

hkproductfeatures.cxx(111): error C3861: 'hkpSampledHeightField_registerAllRayCastFunctions': identifier not found

after including these files.

#include <Common\Base\Types\Geometry\hkGeometry.h>

#include <Common\Base\Types\Geometry\hkStridedVertices.h>

I've been spending hours trying to fix this error but completely no luck.

These are all my includes, am I missing something?

#include <Common/Base/hkBase.h>

#include <Common/Base/Config/hkProductFeatures.h>

#include <Common/Serialize/Version/hkVersionPatchManager.h>

#include <Common/Compat/hkHavokVersions.h>

#include <Common/Base/System/hkBaseSystem.h>

#include <Common/Base/System/Error/hkDefaultError.h>

#include <Common/Base/Memory/System/hkMemorySystem.h>

#include <Common/Base/Memory/System/Util/hkMemoryInitUtil.h>

#include <Common/Base/Memory/Allocator/Malloc/hkMallocAllocator.h>

#include <Common/Base/Thread/Job/ThreadPool/Cpu/hkCpuJobThreadPool.h>

#include <Physics2012/Dynamics/World/hkpWorld.h>

#include <Physics2012/Collide/Dispatch/hkpAgentRegisterUtil.h>        

#include <Physics2012\Collide\Shape\Convex\Box\hkpBoxShape.h>

#include <Physics2012\Dynamics\Entity\hkpRigidBody.h>

#include <Physics2012\Utilities\Dynamics\Inertia\hkpInertiaTensorComputer.h>

#include <Physics2012\Dynamics\World\hkpSimulationIsland.h>

#include <Physics2012\Collide\Shape\Convex\hkpConvexShape.h>

#include <Physics2012/Internal/Collide/BvCompressedMesh/hkpBvCompressedMeshShape.h>

#include <Physics2012/Internal/Collide/BvCompressedMesh/hkpBvCompressedMeshShapeCinfo.h>

#include <Physics2012\Collide\Shape\Convex\ConvexVertices\hkpConvexVerticesShape.h>

#include <Common\Base\KeyCode.h>

#include <Common\Base\Types\Geometry\hkGeometry.h>

#include <Common\Base\Types\Geometry\hkStridedVertices.h>