Oh man I'm so stupid! Yes, it was the wrong version of indigo. That was what i've forget. Thanks man! It works wonderful!

SceneLoaderExcep: Found unexpected element 'albedo_spectrum' in element 'diffuse'. (Around line 59, clumn 13) I don't know what this is meaning, but it comes when I'll start to render and Indigo is open. I use 'Blender 2.44' and 'blendigo 09 beta3'. I've installed blendigo 9 with the installer. Not...