Forth great Swim wrote: > I have tried to replace all dlls in wine's system32 with windowx xp dlls. And the winecfg can not run. seems the dlls in wine's system32 directory are not just fake dlls. If anyone could give me some explanation? I feel I am so confused with the dlls override. The fake DLLs just redirect everything to the place that contains the real DLLs, I believe. This means that if you overwrite them, they won't do that but try to use the DLL you copied over instead.