小鱼 ROS 2 新书上线！点击链接查看， 新书配套视频点击链接查看。
提问前必看的发帖注意事项—— 提问前必看！不符合要求的问题拒绝回答！！
社区使用指南—如何添加标签修改密码
一键安装cartographer下载失败
-
apt更新失败,后续程序可能会继续尝试...,['\n', 'WARNING: apt does not have a stable CLI interface. Use with caution in scripts.\n', '\n', 'E: 无法下载 https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/dists/focal/main/binary-i386/Packages 404 Not Found [IP: 101.6.15.130 443]\n', 'E: 无法下载 https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/dists/focal-updates/main/binary-i386/Packages 404 Not Found [IP: 101.6.15.130 443]\n', 'E: 无法下载 https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/dists/focal-backports/main/binary-i386/Packages 404 Not Found [IP: 101.6.15.130 443]\n', 'E: 无法下载 http://ports.ubuntu.com/ubuntu-ports/dists/focal-security/main/binary-amd64/Packages 404 Not Found [IP: 185.125.190.39 80]\n', 'E: 部分索引文件下载失败。如果忽略它们，那将转而使用旧的索引文件。\n']
-
@3022457438 sudo apt update 后试试
