Peter (RL) (12/21/2021)
Hi...
Unfortunately without seeing the makeup of your car prop it's difficult to say exactly what the problem is.
However, as a general guide please take a look at the tutorial below. This takes you through the creation of a compound prop using a PSD file.
Pipeline Tutorial - Create your first Compound Prop
Thanks appreciate the suggestion and I'll take a look to see if it holds the answer for me.