damar15: It's Windows XP - there is no "Run as Admin" (no UAC), just "Run as different user" and that's useless because I am admin already
But it's good to know that it is a known problem
pakrat2k2: How could these two files affect the conversion? They aren't in *.lst files for ARC compression and also aren't contained in the resulting *.cab files. And like I said - it works in Windows 7.