volition@sjb:~/gd/openslide-3.4.1$ sudo apt-get update
Hit:1 http://archive.ubuntukylin.com:10006/ubuntukylin xenial InRelease
Ign:2 http://dl.google.com/linux/chrome/deb stable InRelease
Hit:3 http://dl.google.com/linux/chrome/deb stable Release
Hit:5 http://cn.archive.ubuntu.com/ubuntu bionic InRelease
Ign:6 http://ppa.launchpad.net/hzwhuang/ss-qt5/ubuntu bionic InRelease
Hit:7 http://cn.archive.ubuntu.com/ubuntu bionic-updates InRelease
Hit:8 http://security.ubuntu.com/ubuntu bionic-security InRelease
Hit:9 http://cn.archive.ubuntu.com/ubuntu bionic-backports InRelease
Err:10 http://ppa.launchpad.net/hzwhuang/ss-qt5/ubuntu bionic Release
404 Not Found [IP: 91.189.95.83 80]
Reading package lists... Done
E: The repository 'http://ppa.launchpad.net/hzwhuang/ss-qt5/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
答案1
PPAppa:hzwhuang/ss-qt5
自 2017 年 6 月 8 日以来未更新,并且没有 Bionic 的发布文件。这就是您收到此类错误的原因。建议使用以下命令删除此 PPA:
sudo apt-add-repository --remove ppa:hzwhuang/ss-qt5
或者使用以下方法清除它:
sudo ppa-purge ppa:hzwhuang/ss-qt5
然后再次尝试更新。