I try to play Blood from gog but I keep getting this to my debugger "- Running wine-1.4-dos_support_0.5 BLOOD.EXE (Working directory : /home/sarys/.PlayOnLinux/wineprefix/OneUnitWholeBlood_gog/drive_c/Program Files/GOG.com/One Unit Whole Blood)
Dosbox front-end for PlayOnLinux
[PlayOnLinux] Working in /home/sarys/.PlayOnLinux//wineprefix/OneUnitWholeBlood_gog
[PlayOnLinux] Detecting program directory to run: C:\Program Files\GOG.com\One Unit Whole Blood
[POL_LoadVar_ScreenResolution] Message: Screen width: 1366
[POL_LoadVar_ScreenResolution] Message: Screen height: 768
DOSBox: error while loading shared libraries: libvorbis.so.0: cannot open shared object file: No such file or directory"

what's the problem? I get similar error when trying to play gog Master of orion 1 and 2.