Tried only as administrator. Since it didn't work I just used the install.exe and copied the fix files to the unpacking dir before the batch script started.
Looks like it worked(no probs so far and the tree glitch is no more) . Any how nice fix and thanks for the help.

sounds like you run out of hdd space. at a guess i would say you need roughly 30gig free to install the actual release, theres a warning about it in the nfo.

That's weird I have about 450GB left on the drive I'm installing. Why is it looking for kaOs.arc in C:\Windows\system32 when I'm installing ...

Hi

I extracted all the files manually. (Folder has .pak files, unpack.dll and unpack.bat). Copied the fix into that folder and the unpack.bat got replaced also envs folder was added.
How ever when I run unpack.bat as administrator I get the following error.(Also tried copying the install.exe and ...