我正试图在ubuntu 21.04上安装ROS,但当我在终端上运行sudo apt update
时,我会看到这个错误。此外,我试图使用镜像回购,但同样的错误显示给我
E: The repository 'http://packages.ros.org/ros/ubuntu hirsute 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.
21.04没有ROS释放。最新的发行版是Noetic,目标是20.04。您要么需要降级,要么尝试将其安装在20.04容器(即docker(中