Won't start in Ubuntu 12.10 64bit (error attached)

[ants]

Seems like something is a miss, how do I fix this?

Failed to load installscript /home/USERNAME/.local/share/Steam/SteamApps/common/Intrusion 2/installscript.vdf
Game update: AppID 214970 "Intrusion 2", ProcID 11540, IP 0.0.0.0:0
ERROR: ld.so: object 'gameoverlayrenderer.so' from LD_PRELOAD cannot be preloaded: ignored.
/home/USERNAME/.local/share/Steam/SteamApps/common/Intrusion 2/intrusion2: error while loading shared libraries: libXtst.so.6: cannot open shared object file: No such file or directory

(steam:11435): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.

[ants]

I ran sudo apt-get install ia32-libs-multiarch and this solved my issue.

[revengeofbigd]

This worked for me in 12.04 64-Bit. Thanks!

[pakalatak]

This worked for me also, thanks ^^