Scriptkeeper.de has the latest version available
http://www.scriptkeeper.de/Ultimate_Bulletin_Board/UBB_Hacks/Hacks_fuer_die_lizensierte_Version/ Try the follow:
Replace
if ($ubbcgi eq "") {
use FindBin qw($Bin);
use lib "$Bin/../lib";
$ubbcgi=$Bin;
}
require "$ubbcgi/UltBB.setup";
require "$ubbcgi/ubb_library.pl";
require "$ubbcgi/Styles.file";
with
eval {
# Get the script location: UNIX / or Windows /
($0 =~ m,(.*)/[^/]+,) && unshift (@INC, "$1");
# Get the script location: Windows
($0 =~ m,(.*)\[^\]+,) && unshift (@INC, "$1");
require "UltBB.setup";
require "ubb_library.pl";
require "Styles.file";
};