Hi TT.
I search this error on GG and this is the topic have same problem with me.

I close Sketchup after render done and when come back,this error happened.
Dont know how to fix this.It's only my artwork but I'm afraid this error will happen later.

My PC is i7 2600,ram 8GB,VGA 550Ti.
Su 2013 and VFSu 2.0

Thanks for your help.

undefined method entityID' for nil:NilClass Error Loading File C:/PROGRA~2/SketchUp/SKETCH~2/Plugins/vfs.rb undefined method entityID' for nil:NilClass

Thanks for your sharing,

Nice model.
My kids will love it.

Thanks you very much bokomofo.