Yes, I’ve faced this quite alot. Max appears to corrupt the mcr and force an error on startup. I’ve ended up manually deleting the .mcr from the ui fo…

Ok, think I’ve fixed it: ( originalpointarray = for i = 1 to (numknots $ 1) collect (getknotpoint $ 1 i) ToPointArray = #(1) PointUsed = #{ 1 } f…

Thanks Kramsurfer, appreciate your help on this. The flagging system is a useful little routine, and yes, I forgot about array reference… which would …