On Dec 6, 2011, at 9:04 AM, grace_lao wrote: > Thanks for that information, John. I installed cabextract, but I'm still having trouble installing the .dll. > > ($) sh winetricks mfc42 > Executing w_do_call mfc42 > Executing load_mfc42 > Executing cabextract -q /Users/---------/Library/Caches/winetricks/vcrun6/vcredist.exe -d /Users/---------/.wine/dosdevices/c:/windows/system32 -F mfc42*.dll > dyld: unknown required load command 0x80000022 Ah, you're on a Mac. What version of Mac OS are you running? It looks like it's too old to run the cabextract binary you found--another way of putting this is that the cabextract binary is too new to be run on your Mac OS. You might try building and installing cabextract yourself. Chip