我已将服务器从 14.04 升级到 16.04。我可以在 syslog 上看到以下错误:
ifup[478]: Internet Systems Consortium DHCP Client 4.2.4
ifup[478]: Copyright 2004-2012 Internet Systems Consortium.
ifup[478]: All rights reserved.
ifup[478]: For info, please visit https://www.isc.org/software/dhcp/
ifup[478]: Usage: dhclient [-4|-6] [-SNTP1dvrx] [-nw] [-p <port>] [-D LL|LLT]
ifup[478]: [-s server-addr] [-cf config-file] [-lf lease-file]
ifup[478]: [-pf pid-file] [--no-pid] [-e VAR=val]
ifup[478]: [-sf script-file] [interface]
ifup[478]: Failed to bring up eth0.
systemd[1]: networking.service: Main process exited, code=exited, status=1/FAILURE
systemd[1]: Failed to start Raise network interfaces.
systemd[1]: networking.service: Unit entered …Run Code Online (Sandbox Code Playgroud) gnome 的应用程序指示器在锁定屏幕后消失。当我解锁屏幕时,指示器不再存在。如果我使用 ALT+F2+r 重新启动 gnome,指示器会再次出现。需要说明的是,登录后指标丢失,显然它们没有按预期显示在锁定屏幕中。
我试过安装TopIcons plus扩展并尝试启用/禁用Ubuntu appindicators扩展,但没有区别。