mr99 wrote: > Do you have the Visual C++ 6 runtime installed? Avisynth needs it. > see: http://forum.doom9.org/showthread.php?p=1513646#post1513646 Hooray! It works! Thanks for the info. I've also found out that the regression point is at commit a3172a5dc of wine-git. So a brief summary for a avisynth.dll to work: > use wine-1.3.17 (or any version previous to commit a3172a5dc) or > use latest wine, and 'winetrick vcrun6sp6' to install native msvcp60.dll