Your system information

• Steam client version: latest
• Distribution (e.g. Ubuntu): ubuntu 16.10
• Opted into Steam client beta?: [Yes/No] no
• Have you checked for system updates?: [Yes/No] yes

Please describe your issue in as much detail as possible:

After launching displays here it is, and nothing else happens, I am sure you are aware of this problem, be it fixed a kind. For a long time watching this issue

STEAM_RUNTIME is enabled automatically
Installing breakpad exception handler for appid(steam)/version(1459463254)
libGL error: unable to load driver: radeonsi_dri.so
libGL error: driver pointer missing
libGL error: failed to load driver: radeonsi
libGL error: unable to load driver: swrast_dri.so
libGL error: failed to load driver: swrast

Steps for reproducing this issue:

1. Workaround Deleting library of Steam directory

Если вдруг вы можете ответить на Русском - отвечайте)