这个突触错误信息是什么意思?

我在Synaptic Manager中更新后得到它

我最近从16.10开始干净安装了Ubuntu 17.04。

错误信息:-

W: Download is performed unsandboxed as root as file '/var/cache/apt/archives/partial/samba-libs_2%3a4.5.8+dfsg-0ubuntu0.17.04.1_i386.deb' couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission denied) 

通常apt使用user _apt来下载包。 在你的情况下, _apt没有对/var/cache/apt/archives/partial/或现有文件/var/cache/apt/archives/partial/samba-libs_2%3a4.5.8+dfsg-0ubuntu0.17.04.1_i386.deb写权限/var/cache/apt/archives/partial/samba-libs_2%3a4.5.8+dfsg-0ubuntu0.17.04.1_i386.deb所以它以root身份下载了该文件。

确保/var/cache/apt/archives/partial/及其下面的所有内容都可写为_apt ,例如通过运行

 sudo chown -Rv _apt:root /var/cache/apt/archives/partial/ sudo chmod -Rv 700 /var/cache/apt/archives/partial/