Before you load FeynCalc try to set
HighEnergyPhysics`FeynCalc`$FeynArtsDirectory="/Users/Roman/Library/Mathematica/FeynCarts"
If you have problems with FeynArts 3.8: try FeynArts 3.4
Notice that you can inhibit loading of FeynArts and Phi by setting
$LoadFeynArts = $LoadPhi = False
before loading FeynCalc, i.e., before
Needs["HighEnergyPhysics`FeynCalc`"]
Rolf
This archive was generated by hypermail 2b29 : 09/04/20-12:55:05 AM Z CEST