Material converter script

[Giovanni]

I am trying to use the converter that installs on the quad-menu, "Scene Converter", but I receive an script error (see below).

Any ideas?

thank you


Converting scene materials...
Camera:3D to EXPORT
Walls <Basic Wall : Generic - 1 mt : >
Default Wall:Architectural
-- Error occurred in convertFrom_Architectural(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 7787
-- Frame:
-- orig_mtl: Default Wall:Architectural
-- l: undefined
-- m: undefined
-- r: vray Default Wall:VRayMtl
-- called in createVRayMtl(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10201
-- Frame:
-- orig_mtl: Default Wall:Architectural
-- fR_Glass: undefined
-- fR_Advanced: undefined
-- cls: Architectural
-- sub_count: 0
-- fR_Metal: undefined
-- i: 0
-- new_mtl: undefined
-- called in replaceMtlNode(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10791
-- Frame:
-- node: $Walls <Basic Wall : Generic - 1 mt : >
-- m: undefined
-- called in i loop; filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10917
-- Frame:
-- i: 1
-- called in replaceMtlNode(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10921
-- Frame:
-- node: $Walls <Basic Wall : Generic - 1 mt : >
-- m: undefined
-- called in i loop; filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10917
-- Frame:
-- i: 2
-- called in replaceMtlNode(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 10921
-- Frame:
-- node: $<root>
-- m: undefined
-- called in mtlsToVRay(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 11095
-- Frame:
-- called in convertToVRay(); filename: C:\Program Files\Autodesk\3ds Max 9\scripts\startup\vrayutils.ms; position: 11920
-- Frame:
-- called in anonymous codeblock
-- Frame:
-- res: true
>> MAXScript MacroScript Error Exception: -- Type error: if-test requires BooleanClass, got: undefined <<