errors with skyx & hydrax

i compiled correctly skyx and hydrax

but i have some problems with demo of both programs

skyx demo1
OGRE EXCEPTION(5:ItemIdentityException): No factory found for scene manager of type 'TerrainSceneManager' in SceneManagerEnumerator::createSceneManager at ..\..\..\..\OgreMain\src\OgreSceneManagerEnumerator.cpp (line 182)


skyxdemo2

04:44:36: OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/RTShader/shadow_receiver_vs: The compile returned an error.
(0) : error C3001: no program defined
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:44:36: High-level program Ogre/RTShader/shadow_receiver_vs encountered an error during loading and is thus not supported.
OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/RTShader/shadow_receiver_vs: The compile returned an error.
(0) : error C3001: no program defined
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:44:36: OGRE EXCEPTION(2:InvalidParametersException): Named constants have not been initialised, perhaps a compile error. in GpuProgramParameters::_findNamedConstantDefinition at ..\..\..\..\OgreMain\src\OgreGpuProgramParams.cpp (line 1627)
04:44:36: Compiler error: invalid parameters in HardwareSkinningShadow.material(206): setting of constant failed
04:44:36: OGRE EXCEPTION(2:InvalidParametersException): Named constants have not been initialised, perhaps a compile error. in GpuProgramParameters::_findNamedConstantDefinition at ..\..\..\..\OgreMain\src\OgreGpuProgramParams.cpp (line 1627)
04:44:36: Compiler error: invalid parameters in HardwareSkinningShadow.material(207): setting of constant failed
04:44:36: OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/RTShader/shadow_receiver_ps: The compile returned an error.
(0) : error C3001: no program defined
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:44:36: High-level program Ogre/RTShader/shadow_receiver_ps encountered an error during loading and is thus not supported.
OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/RTShader/shadow_receiver_ps: The compile returned an error.
(0) : error C3001: no program defined
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:44:36: OGRE EXCEPTION(2:InvalidParametersException): Named constants have not been initialised, perhaps a compile error. in GpuProgramParameters::_findNamedConstantDefinition at ..\..\..\..\OgreMain\src\OgreGpuProgramParams.cpp (line 1627)
04:44:36: Compiler error: invalid parameters in HardwareSkinningShadow.material(219): setting of constant failed

skyx demo3
04:45:32: OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/ParticleGS/DisplayVScg: The compile returned an error.
<invalid atom 65535>(249) : warning C7050: "output.color" might be used before being initialized
(0) : error C6015: Output 'POSITION' not completely written
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:45:32: High-level program Ogre/ParticleGS/DisplayVScg encountered an error during loading and is thus not supported.
OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/ParticleGS/DisplayVScg: The compile returned an error.
<invalid atom 65535>(249) : warning C7050: "output.color" might be used before being initialized
(0) : error C6015: Output 'POSITION' not completely written
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)

demo 2 and 3 have some problems with cg program as hydrax demo


hydrax demo1

04:46:54: OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/ParticleGS/DisplayVScg: The compile returned an error.
<invalid atom 65535>(249) : warning C7050: "output.color" might be used before being initialized
(0) : error C6015: Output 'POSITION' not completely written
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)
04:46:54: High-level program Ogre/ParticleGS/DisplayVScg encountered an error during loading and is thus not supported.
OGRE EXCEPTION(7:InternalErrorException): Unable to compile Cg program Ogre/ParticleGS/DisplayVScg: The compile returned an error.
<invalid atom 65535>(249) : warning C7050: "output.color" might be used before being initialized
(0) : error C6015: Output 'POSITION' not completely written
in CgProgram::compileMicrocode at ..\..\..\..\..\PlugIns\CgProgramManager\src\OgreCgProgramManagerDll.cpp (line 67)

anybody can help?

thanks
Neva