Errore quando cerco di lanciare il render

Ciao a tutti, è la prima volta che vedo questo messaggio di errore che non mi permette di lanciare il render. Come posso risolvere?

Seguendo il percorso, ho trovato questo:

live_scene(488):error: undefined method klass' for nil:NilClass C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/definition_controller:68:in get_mesh’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/instance_controller:20:in get_mesh' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/node:49:in update!’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/node:14:in initialize' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/instance_controller:24:in new’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/instance_controller:24:in create_node' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:306:in block in walk’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in each' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in walk’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:308:in block in walk' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in each’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in walk' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:308:in block in walk’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in each' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:303:in walk’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:173:in bootstrap' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:249:in render’
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/live_scene/live_scene:267:in launch_render' C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/gui/commands:52:in block in module:GUI
C:/Program Files/Chaos Group/V-Ray/V-Ray for SketchUp/extension/ruby/gui/commands:13:in `block in generate_command’
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Cattura.PNG

Ciao Carlotta,
a me purtroppo (o per fortuna) non mi è mai capitato un errore del genere.
Ti consiglierei di scrivere alla mail indicata nel messaggio di errore. Li ho sentiti anche io in questi giorni per altre cose. Ti rispondono in giornata o al massimo in uno/due giorni.