mosunpack compression tool fails uncompressing in a shared folder (works on the hard disk image file)

[i30817]

It's used on a game mod compilation (BiG World Project for Baldur's Gate 2).

To test the error you can download this:
http://www.shsforums.net/index.php?app=downloads&showfile=976

Unzip, open a console and:
bin\mosunpack.exe -f -o language\english\moz\worldmap_small.mos language\english\moz\worldmap_small.moz

It will fail on the shared folder and run on the on hardisk file.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: virtualbox-ose-qt 4.0.4-dfsg-1ubuntu4.1
ProcVersionSignature: Ubuntu 2.6.38-11.48-generic 2.6.38.8
Uname: Linux 2.6.38-11-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Thu Sep 8 19:56:34 2011
ExecutablePath: /usr/lib/virtualbox/VirtualBox
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100317.1)
ProcEnviron:
 LANGUAGE=en_US:en
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: virtualbox-ose
UpgradeStatus: Upgraded to natty on 2011-05-05 (126 days ago)

[i30817 (i30817)]

The source of mosunpack is here if it useful:

http://www.shsforums.net/index.php?app=downloads&showfile=955