It looks like the appdb should have your solution: http://appdb.winehq.org/objectManager.php?sClass=version&iId=24087 or http://appdb.winehq.org/objectManager.php?sClass=version&iId=23809 It appears you may need to following winetricks according to the appdb: dotnet30 dotnet35 dotnet20 dotnet20sp2 vcrun2005 gdiplus dotnet35sp1 Is there a reason you didn't use winetricks to install dotnet 3.5 and 3.5 sp1?