软件更新:这需要从未经身份validation的源安装软件包
当试图通过Ubuntu 14.04.1 LTS上的软件更新程序安装软件包时出现以下错误:
这是关于这些包:
我从以下位置选择了以下设置:
我运行了以下命令:
sudo apt-get clean sudo apt-get update sudo apt-get upgrade
sudo apt-get update提供以下输出:
Reading package lists... Done W: GPG error: https://download.01.org trusty InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A902DDA375E52366 W: Duplicate sources.list entry http://dl.google.com/linux/chrome/deb/ stable/main i386 Packages (/var/lib/apt/lists/dl.google.com_linux_chrome_deb_dists_stable_main_binary-i386_Packages)
sudo apt-get upgrade提供以下输出:
The following packages have been kept back: libegl1-mesa libegl1-mesa-drivers libgbm1 libgl1-mesa-dri libgl1-mesa-glx libglapi-mesa libgles1-mesa libgles2-mesa libosmesa6 liboxideqt-qmlplugin liboxideqtcore0 libwayland-egl1-mesa libxatracker2 linux-generic linux-generic-pae linux-headers-generic linux-headers-generic-pae linux-image-generic linux-image-generic-pae oxideqt-codecs python-cupshelpers system-config-printer-gnome 0 upgraded, 0 newly installed, 0 to remove and 22 not upgraded.
UPDATE
有问题如何处理软件中心中的“未经身份validation的来源”错误?
发出以下命令:
sudo apt-get clean cd /var/lib/apt sudo mv lists lists.old sudo mkdir -p lists/partial sudo apt-get clean sudo apt-get update
仍然给出以下输出:
Reading package lists... Done W: GPG error: https://download.01.org trusty InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A902DDA375E52366 W: Duplicate sources.list entry http://dl.google.com/linux/chrome/deb/ stable/main i386 Packages (/var/lib/apt/lists/dl.google.com_linux_chrome_deb_dists_stable_main_binary-i386_Packages)
跟着第二个回答:
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys A902DDA375E52366 sudo apt-get update
但收到以下错误:
W: Duplicate sources.list entry http://dl.google.com/linux/chrome/deb/ stable/main i386 Packages (/var/lib/apt/lists/dl.google.com_linux_chrome_deb_dists_stable_main_binary-i386_Packages) W: You may want to run apt-get update to correct these problems
和apt-get update不能解决问题
你可以运行:
sudo apt-get update && sudo apt-get dist-upgrade
要修复sources.list文件中的重复条目:
在具有root / sudo权限的编辑器中打开它,例如:
sudo nano /etc/apt/sources.list
并删除重复行(无关紧要):
http://dl.google.com/linux/chrome/deb/
然后使用ctrl-x退出(y保存)。 像往常一样进行apt-get更新和升级。
注释这些错误产生的那些行。
开放式终端
CTRL+ ALT+ T
使用命令。
cd /etc/apt/
编辑文件source.list
sudo nano source.list
使用错误日志中提到的#符号注释这些行。
更新source.list并通过命令行升级您的软件。
sudo apt-get clean sudo apt-get update sudo apt-get upgrade