ROS Kinetic Kame is primarily targeted at the Ubuntu 16.04 (Xenial) release, though other Linux systems as well as Mac OS X, Android, and Windows are supported to varying degrees. For more information on compatibility on other platforms, please see REP 3: Target Platforms. It will also support Ubuntu 15.10 Wily and Debian Jessie.
打开设置System Settings----Software & Updates ---- Download from ---- Select Best Server ,等待测试完成,选择最佳源,然后需要更新软件源,系统可能会弹出窗口提示,或者命令窗口输入sudo apt-get update也可。
E: Failed to fetch http://packages.ros.org/ros/ubuntu/pool/main/p/pyside2/python-pyside2.qthelp_2.0.0+dev1-1~202102130210~rev1858~pkg5~git131fdfd1~ubuntu16.04.1_amd64.deb Connection failed [IP: 64.50.233.100 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
# os-specific listings first
yaml file:///home/USERNAME/rosdistro-master/rosdep/osx-homebrew.yaml osx
# generic
yaml file:///home/USERNAME/rosdistro-master/rosdep/base.yaml
yaml file:///home/USERNAME/rosdistro-master/rosdep/python.yaml
yaml file:///home/USERNAME/rosdistro-master/rosdep/ruby.yaml
gbpdistro file:///home/USERNAME/rosdistro-master/releases/fuerte.yaml fuerte
# newer distributions (Groovy, Hydro, ...) must not be listed anymore, they are being fetched from the rosdistro index.yaml instead
# default file to download with 'init' command in order to bootstrap
# rosdep
# DEFAULT_SOURCES_LIST_URL = 'https://raw.githubusercontent.com/ros/rosdistro/master/rosdep/sources.list.d/20-default.list'
DEFAULT_SOURCES_LIST_URL = 'file:///home/USERNAME/rosdistro-master/rosdep/sources.list.d/20-default.list'
# index information
# DEFAULT_INDEX_URL = 'https://raw.githubusercontent.com/ros/rosdistro/master/index-v4.yaml'
DEFAULT_INDEX_URL = 'file:///home/USERNAME/rosdistro-master/index-v4.yaml'