更新管理器已经有一段时间无法正常工作了。由于这个问题,我堆积了许多更新。每次我安装更新时,都会收到一条消息,说更新包含不受信任的软件包,但事实并非如此,所有已添加的附加 PPA 都是我自己添加的,一段时间前它们都运行正常,但现在情况不同了。我发布了更新管理器的图片、错误消息,并在下面输入了错误详细信息。
任何帮助都将非常有帮助。
更新管理器
错误
错误详情
apport apport-gtk bash-completion cups cups-bsd cups-client cups-common cups-ppdc dbus dbus-x11 flashplugin-installer google-chrome-stable gvfs gvfs-backends gvfs-bin gvfs-common gvfs-daemons gvfs-fuse gvfs-libs isc-dhcp-client isc-dhcp-common kdelibs-bin kdelibs5-data kdelibs5-plugins kdoctools libcups2 libcupscgi1 libcupsdriver1 libcupsimage2 libcupsmime1 libcupsppdc1 libdbus-1-3 libfs6 libgnutls-dev libgnutls-openssl27 libgnutls26 libgnutlsxx27 libgstreamer-plugins-base0.10-dev libgstreamer0.10-dev libkcmutils4 libkde3support4 libkdeclarative5 libkdecore5 libkdesu5 libkdeui5 libkdewebkit5 libkdnssd4 libkemoticons4 libkfile4 libkhtml5 libkidletime4 libkio5 libkjsapi4 libkjsembed4 libkmediaplayer4 libknewstuff3-4 libknotifyconfig4 libkntlm4 libkparts4 libkpty4 libkrosscore4 libktexteditor4 liblightdm-gobject-1-0 libnepomuk4 libnepomukquery4a libnepomukutils4 libplasma3 libplymouth2 libpulse-mainloop-glib0 libpulse0 libpulsedsp libraw5 libsolid4 libthreadweaver4 libtiff4 libtiff4-dev libtiffxx0c2 libx11-6 libx11-data libx11-dev libx11-doc libx11-xcb1 libxcb-composite0 libxcb-dri2-0 libxcb-glx0 libxcb-randr0 libxcb-render0 libxcb-render0-dev libxcb-shape0 libxcb-shm0 libxcb-shm0-dev libxcb-sync0 libxcb-xfixes0 libxcb-xv0 libxcb1 libxcb1-dev libxcursor-dev libxcursor1 libxext-dev libxext6 libxfixes-dev libxfixes3 libxi-dev libxi6 libxinerama-dev libxinerama1 libxp6 libxrandr-dev libxrandr2 libxrender-dev libxrender1 libxres1 libxslt1-dev libxt-dev libxt6 libxtst6 libxv1 libxvmc1 libxxf86dga1 libxxf86vm1 lightdm linux-image-3.2.0-48-generic-pae linux-image-generic-pae linux-libc-dev plymouth plymouth-label plymouth-theme-ubuntu-logo plymouth-theme-ubuntu-text pulseaudio pulseaudio-module-bluetooth pulseaudio-module-gconf pulseaudio-module-x11 pulseaudio-utils python-apport python-apt python-apt-common python-paramiko python-problem-report rsyslog telepathy-gabble xdiagnose xserver-xorg-video-openchrome
这里
答案1
在终端中写入:
sudo apt-get update && sudo apt-get upgrade
或者你可以
编辑更新管理器设置
单击更新管理器中的设置按钮,然后转到更新选项卡,确保勾选了推荐和重要更新