Could you supply your graphics card and driver version please (the output from lshw and glxinfo would be fine).
It’s possible your graphics driver is not installed correctly or your hardware is out of date.
Closing pending confirmation that OpenGL is actually functional.
Nothing extracted yet.
Running Steam on ubuntu 12.04
STEAM_RUNTIME is enabled automatically on ubuntu
Installing breakpad exception handler for appid(steam)/version(1359765526_client)
Looks like steam didn't shutdown cleanly, scheduling immediate update check
Installing breakpad exception handler for appid(steam)/version(1359765526_client)
Installing breakpad exception handler for appid(steam)/version(1359765526_client)
unlinked 1 orphaned pipes
removing stale semaphore last operated on by process 12246 with name 0eBlobRegistryMutex_076F896E8DFB79E50480B1A7BC3BE862
removing stale semaphore last operated on by process 12246 with name 0eBlobRegistrySignal_076F896E8DFB79E50480B1A7BC3BE862
removing stale semaphore last operated on by process 12246 with name 0emSteamEngineInstance
removing stale semaphore last operated on by process 12246 with name 0eSteamEngineLock
OpenGL GLX extension not supported
this was run on Steam terminal for Ubuntu 12.04 x64. I downloaded the GFX drivers and accelerators but won't work.