sudo apt update我最近升级到了 22.04，从那时起，我在使用命令和时遇到了问题
sudo apt upgrade。运行后，sudo apt update出现了以下有关 slack 键的错误
Hit:1 http://in.archive.ubuntu.com/ubuntu jammy InRelease
Hit:2 http://in.archive.ubuntu.com/ubuntu jammy-updates InRelease
Hit:3 http://in.archive.ubuntu.com/ubuntu jammy-backports InRelease
Hit:4 https://brave-browser-apt-release.s3.brave.com stable InRelease
Hit:5 https://deb.nodesource.com/node_16.x focal InRelease
Hit:6 http://security.ubuntu.com/ubuntu jammy-security InRelease
Hit:7 https://packagecloud.io/slacktechnologies/slack/debian jessie InRelease
Hit:8 https://downloads.1password.com/linux/debian/amd64 stable InRelease
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
2 packages can be upgraded. Run 'apt list --upgradable' to see them.
W: https://packagecloud.io/slacktechnol...sie/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
并且运行时sudo apt upgrade出现错误：
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
libapache2-mod-php7.4 libapache2-mod-php8.0
0 upgraded, 0 newly installed, 0 to remove and 2 not upgraded.
命令sudo apt list --upgradable显示如下
Listing... Done
libapache2-mod-php7.4/jammy 8.1.2-1ubuntu2 amd64 [upgradable from: 7.4.29-1+ubuntu20.04.1+deb.sury.org+1]
libapache2-mod-php8.0/jammy 8.1.2-1ubuntu2 amd64 [upgradable from: 8.0.18-1+ubuntu20.04.1+deb.sury.org+1]
我需要升级这两个软件包并修复错误。在有人将其标记为重复之前，无法使用以下任何命令升级保留的软件包
sudo apt -f install <package>，
sudo apt-get dist-upgrade
sudo apt full-upgrade
答案1
安装 gnome-software ，检查 gnome-software 中的更新，它将更新您的所有软件包（在系统启动期间）。