[Bug 27760] New: dotnet20 installing

http://bugs.winehq.org/show_bug.cgi?id=27760

Summary: dotnet20 installing
           Product: Wine
           Version: unspecified
          Platform: x86-64
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: programs
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

i want to install the dotnet20(microsoft .net framework 2.0) using 
sh winetrick(wineprefix) , but it say it not support 64bit operating system , i
have read on other forums , it may cause bug , my linux is fedora 14 x86_64 . .
. i have install the dotnet20 that i've download version year 2006 , for my
study case . . . it said to me 
Error: Cannot install on a 64-bit operating system
this product is not supported on a 64-bit operating system. SEtup will now exit
. . .

any suggestion ? any help for many thanks . . .