- 文件 ‘./repodata/78f46d94a6b50c9cf3c6ad5f71839ca6e10b398da4c7fc5085feffac8918b6c0-deltainfo.xml.gz’ 未在介质 ‘Index of /opensuse/update/leap/15.5/backports/’ 上找到
先试试 sudo zypper clean -a && sudo zypper ref
或者重新添加软件源：
sudo zypper mr -da
对于 Tumbleweed 用户：
sudo zypper ar -fcg https://mirrors.ustc.edu.cn/opensuse/tumbleweed/repo/oss/ ustc-oss
sudo zypper ar -fcg https://mirrors.ustc.edu.cn/opensuse/tumbleweed/repo/non-oss/ ustc-non-oss
对于 Leap 用户：
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/distribution/leap/$releasever/repo/oss ustc-oss
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/distribution/leap/$releasever/repo/non-oss ustc-non-oss
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/update/leap/$releasever/oss ustc-oss-update
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/update/leap/$releasever/non-oss ustc-non-oss-update
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/update/leap/$releasever/sle/ ustc-sle-update
sudo zypper ar -fcg https://mirrors.ustc.edu.c/opensuse/update/leap/$releasever/backports/ ustc-sle-backport
详见：
是中科大源出问题了，换清华源试试
sudo sed -i 's|mirrors.ustc.edu.cn|mirrors.tuna.tsinghua.edu.cn|g' /etc/zypp/repos.d/*.repo
1赞
好的，谢谢！