标题。（版本：20.04.2 LTS）这是控制台显示的内容。
STEAM_RUNTIME is enabled automatically
Pins up-to-date!
Steam client's requirements are satisfied
WARNING: Using default/fallback debugger launch
/home/brokenflaregun/.steam/debian-installation/ubuntu12_32/steam -nominidumps -nobreakpad
[2021-07-02 13:27:27] Startup - updater built Jun 8 2021 22:23:36
SteamUpdateUI: An X Error occurred
X Error of failed request: GLXBadContext
SteamUpdateUI: An X Error occurred
X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 151 (GLX)
Minor opcode of failed request: 3 (X_GLXCreateContext)
Value in failed request: 0x0
Serial number of failed request: 45
xerror_handler: X failed, continuing
Major opcode of failed request: 151 (GLX)
Minor opcode of failed request: 6 (X_GLXIsDirect)
Serial number of failed request: 46
xerror_handler: X failed, continuing
Looks like steam didn't shutdown cleanly, scheduling immediate update check
[2021-07-02 13:27:27] Failed to load cached hosts file (File 'update_hosts_cached.vdf' not found), using defaults
[2021-07-02 13:27:27] Using the following download hosts for Public, Realm steamglobal
[2021-07-02 13:27:27] 1. http://media.steampowered.com, /client/, Realm 'steamglobal', weight was 1, source = 'baked in'
[2021-07-02 13:27:27] Checking for update on startup
[2021-07-02 13:27:27] Checking for available updates...
[2021-07-02 13:27:27] Downloading manifest: http://media.steampowered.com/client/steam_client_ubuntu12
[2021-07-02 13:27:27] Download skipped: /client/steam_client_ubuntu12 version 1623193086, installed version 1623193086, existing pending version 0
[2021-07-02 13:27:27] Nothing to do
[2021-07-02 13:27:27] Verifying installation...
[2021-07-02 13:27:27] Performing checksum verification of executable files
[2021-07-02 13:27:27] Verification complete
答案1
我以前也遇到过同样的问题。我将 nvidia 驱动程序回滚到 v450，Steam 又恢复正常工作了。
因此，最简单的方法是打开“软件和更新”，找到“附加驱动程序”选项卡，然后选择旧的驱动程序版本。