我最近尝试从 14.04 升级到 16.04.2，但启动时我只能看到终端。没有其他东西。没有图形，什么都没有。我能理解的只是一些软件包没有正确下载。我不知道该怎么做。我试过使用 apt-get -f install。但有些软件包没有配置好。请帮忙！详细的步骤将不胜感激！有些软件包似乎有太多错误，dpkg 似乎无法处理！这是 -f install 的输出
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of network-manager-pptp-gnome:
network-manager-pptp-gnome depends on network-manager-pptp (=1.1.93-ubuntu1): however:
Package network-manager-pptp is not configured yet.
dpkg: error processing package network-manager-pptp-gnome (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of plymouth-label:
plymouth-label depends on plymouth (=0.9.2-3ubuntu13.1): however:
Package plymouth is not configured yet.
dpkg: error processing package plymouth-label (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of plymouth-theme-ubuntu-logo:
plymouth-theme-ubuntu-logo depends on plymouth (=0.9.2-3ubuntu13.1); however:
Package plymouth is not configured yet.
plymouth-theme-ubuntu-logo depends on plymouth-label (=0.9.2-3ubuntu13.1); however:
Package plymouth-label is not configured yet.
dpkg: error processing package plymouth-theme-ubuntu-logo (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of remmina:
remmina depends on dbus-x11; however:
Package dbus-x11 is not configured yet.
dpkg: error processing package remmina (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of remmina-plugin-rdp:
remmina-plugin-rdp depends on remmina (=1.1.2-3ubuntu1); however:
Package remmina is not configured yet.
dpkg: error processing package remmina-plugin-rdp (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of remmina-plugin-vnc:
remmina-plugin-vnc depends on remmina (=1.1.2-3ubuntu1); however:
Package remmina is not configured yet.
dpkg: error processing package remmina-plugin-vnc (--configure):
dependency problems-leaving unconfigured
dpkg: dependency problems prevent configuration of rhythmbox:
rhythmbox depends on dbus; however:
Package dbus is not configured yet.
dpkg: error processing package rhythmbox (--configure):
dependency problems-leaving unconfigured
dpkg: too many errors, stopping
E: Sub-process /usr/bin/dpkg returned an error code (1)