Board Thread:Game Discussion/@comment-31526827-20190424073617/@comment-2405:204:140A:24B:0:0:379:30AC-20190424213704

FM runs sims of specific cars on particular tracks in order to create races/bot difficulties. Due to this, there are many car-track combos which don't exist. For example, Audi R8 LMS Ultra @ COTA. So if you happen to select that combo, its data simply doesn't exist.