software installation - Problem with installing Steam on Ubuntu 15.04+ - Ask Ubuntu
    actually have installed new ubuntu 15.04 64bit, , when i'm trying install steam on it, there problem. in fact have downloaded deb package steam website, installed , when start nothing happens. tried start terminal , i've got   $ steam running steam on ubuntu 15.04 64-bit steam_runtime enabled automatically installing breakpad exception handler appid(steam)/version(0_client) libgl error: unable load driver: r600_dri.so libgl error: driver pointer missing libgl error: failed load driver: r600 libgl error: unable load driver: swrast_dri.so libgl error: failed load driver: swrast          this problem steam on ubuntu 15.04/15.10.  steam bundles old libs , colliding mesa drivers, why closed drivers aren't seeing problem. update: might missing things. see other mchid's answer.   there open bug in steam's github .   the current workaround remove old lib version, @ least until valve fixes issue in startup script or that.   so enter these folders , (ignore x86_64  if hav...