我成了经常被报告的登录循环的受害者。简而言之，我无法登录 Ubuntu 16.04 操作系统上任何帐户的桌面。我通过 tty 登录以提取 xsession-error 日志，但遗憾的是我无法理解这些错误。
X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 154 (GLX)
Minor opcode of failed request: 3 (X_GLXCreateContext)
Value in failed request: 0x0
Serial number of failed request: 30
Current serial number in output stream: 31
openConnection: connect: No such file or directory
cannot connect to brltty at :0
upstart: gpg-agent pre-start process (1997) terminated with status 1
upstart: gnome-session (Unity) main process (2117) terminated with status 1
upstart: unity-settings-daemon main process (2110) killed by TERM signal
upstart: Disconnected from notified D-Bus bus
upstart: logrotate main process (1979) killed by TERM signal
upstart: update-notifier-crash (/var/crash/linux-headers-4.4.0-96.0.crash) main process (2031) killed by TERM signal
upstart: hud main process (2108) killed by TERM signal
upstart: indicator-bluetooth main process (2151) killed by TERM signal
upstart: indicator-power main process (2152) killed by TERM signal
upstart: indicator-datetime main process (2154) killed by TERM signal
upstart: unity-panel-service main process (2126) killed by TERM signal
upstart: indicator-keyboard main process (2159) killed by TERM signal
upstart: indicator-printers main process (2175) killed by TERM signal
upstart: indicator-session main process (2176) killed by TERM signal
upstart: bamfdaemon main process (2043) killed by TERM signal
upstart: unity7 pre-start process (2112) terminated with status 143
任何帮助，将不胜感激。
编辑：我很确定我的 nvidia 驱动程序是罪魁祸首，所以如果有人能提供如何找到并更新驱动程序的快速指南，我非常想听听。我使用的是 GeForce GT 420。
答案1
按照本教程操作执行步骤 4 并重新安装 nivida 驱动程序解决了我的问题。