Error yang terjadi saat menjalankan "steam" (ketik "steam") melalui Command Prompt :

Running Steam on ubuntu 15.04 64-bit STEAM_RUNTIME is enabled automatically Installing breakpad exception handler for appid(steam)/version(1428965940) libGL error: unable to load driver: r600_dri.so libGL error: driver pointer missing libGL error: failed to load driver: r600 libGL error: unable to load driver: swrast_dri.so libGL error: failed to load driver: swrast

Solusinya :

  1. Jalankan Terminal

  2. Jalankan perintah :

    rm ~/.local/share/Steam/ubuntu12_32/steam-runtime/i386/usr/lib/i386-linux-gnu/libstdc++.so.6

    rm ~/.local/share/Steam/ubuntu12_32/steam-runtime/i386/usr/lib/i386-linux-gnu/libgcc_s.so.1

 

Sumber :
http://askubuntu.com/questions/613532/help-steam-wont-work-at-all-on-ubuntu-15-04