I've installed file 3396 GWR 47xx class 4702.I've also got file GWR Fast Freight 4700 2-8-0 Class in my trainset folder.
Do you actually get these file names GWR47xx_01\GWR47xx02T.wag in your 47xx folder because I don't .
I'm still getting this same error message.
Terry.
.