i tryed this new version but with Windrop 1.6.16 the "SEGMENT VIOLATION -- CRASHING!" error is the same as 4.7 release.
also the "(!) timer drift -- spun 3 minutes" is already present
-EDIT-
I tryed now on a WinXP SP2:
Microsoft Windows XP [Versione 5.1.2600]
I've the same "SEGMENT VIOLATION -- CRASHING!" error .. i've configured 9 sites ... and it crashes on the 5th one
-/EDIT-