https://bugs.winehq.org/show_bug.cgi?id=39743
--- Comment #5 from Susan Cragin susancragin@gmail.com --- :~$ winetricks dotnet40 Executing w_do_call dotnet40 dotnet40 already installed, skipping
susan@susan:~$ winetricks dotnet45 Executing w_do_call dotnet45 ------------------------------------------------------ error: dotnet45 conflicts with dotnet40, which is already installed. ------------------------------------------------------