sudo apt get install 报错整理及修复
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2022-07-14 15:33:13
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安装realsense-ros
- 命令：
sudo apt-get install ros-$ROS_DISTRO-realsense2-camera
- 报错
E: Failed to fetch http://packages.ros.org/ros/ubuntu/pool/main/r/ros-melodic-realsense2-camera/ros-melodic-realsense2-camera_2.3.0-1bionic.20210506.155003_amd64.deb 404 Not Found [IP: 140.211.166.134 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
- 修复step1
sudo apt-get update
- 报错
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://packages.ros.org/ros/ubuntu bionic InRelease: The following signatures were invalid: EXPKEYSIG F42ED6FBAB17C654 Open Robotics <[email protected]>
W: Failed to fetch http://packages.ros.org/ros/ubuntu/dists/bionic/InRelease The following signatures were invalid: EXPKEYSIG F42ED6FBAB17C654 Open Robotics <[email protected]>
- 解决公钥问题
curl -s https://raw.githubusercontent.com/ros/rosdistro/master/ros.asc | sudo apt-key add -
- 继续修复更新
sudo apt-get update
- 成功
Hit:8 https://librealsense.intel.com/Debian/apt-repo bionic InRelease
Get:9 http://packages.ros.org/ros/ubuntu bionic/main i386 Packages [26.4 kB]
Fetched 807 kB in 3s (238 kB/s)
Reading package lists... Done