Yes, it should have been updated on 7/25. No one has said anything, so I assumed it was working for everyone.
What is the exact message you're getting?
Are you trying to use Windows 8.1?
Try getting the extension directly and patching yourself -- just place
http://www.isxgames.com/isxvg/Extensions/ISXVG.dll in your /innerspace/Extensions directory (overwriting the one that is there.)