eu estava com esse mesmo problema, tente instalar o libnss-resolve: i386
digite no seu terminal: sudo apt instale o libnss-resolve: i386
e veja a mágica acontece;)
Pelo menos, funcionou para mim, boa sorte.
depois de instalar o steam through terminal usando 'sudo apt-get install vapor'
Obaixou e ficou preso na verificação de atualizações e solicitou que não fosse possível conectar o evento, embora minha internet esteja funcionando. Eu novamente tentei iniciar o vapor pela linha de comando
mask@KUKU:~$ steam
Running Steam on ubuntu 16.04 64-bit
STEAM_RUNTIME is enabled automatically
[2017-06-22 13:37:59] Startup - updater built Jun 8 2017 04:33:02
[2017-06-22 13:37:59] Verifying installation...
[2017-06-22 13:37:59] Unable to read and verify install manifest
/home/mask/.steam/package/steam_client_ubuntu12.installed
[2017-06-22 13:37:59] Verification complete
[2017-06-22 13:37:59] Downloading update...
[2017-06-22 13:37:59] Checking for available updates...
[2017-06-22 13:38:00] Download failed: http error 0 (client- ]download.steampowered.com/client/steam_client_ubuntu12)
[2017-06-22 13:38:00] Download failed: http error 0 (media.steampowered.com/client/steam_client_ubuntu12)
[2017-06-22 13:38:00] failed to load manifest from buffer.
[2017-06-22 13:38:00] Failed to load manifest
[2017-06-22 13:38:00] Error: Download failed: http error 0
[2017-06-22 13:38:00] Error: Steam needs to be online to update. Please confirm your network connection and try again.
[2017-06-22 13:38:02] Shutdown
threadtools.cpp (3294) : Assertion Failed: Illegal termination of worker thread 'Thread(0x0x57d04d60/0x0xf4d8eb'
Error: Couldn't find bootstrap, it's not safe to reset Steam. Please contact technical support.
eu estava com esse mesmo problema, tente instalar o libnss-resolve: i386
digite no seu terminal: sudo apt instale o libnss-resolve: i386
e veja a mágica acontece;)
Pelo menos, funcionou para mim, boa sorte.