当你遇到“unable to locate package ros-melodic-desktop”的错误时,这通常意味着你的系统无法在其软件源中找到指定的软件包。为了解决这个问题,我们可以按照以下步骤进行排查和解决: 确认操作系统及其版本: 确保你正在使用的操作系统是Ubuntu,因为ROS(Robot Operating System)主要支持Ubuntu。你可以通过运行以下命令来检...
在学习古月ROS21讲第17讲时遇到的问题,一直出现报错。不知道怎么处理。 先按照弹幕指导更新了一下没有用,报错如图: 解决方案:出现无法定位软件包原因是因为ubuntu不同的版本对应ROS不同的版本,我们需要在安装过程中找到对应的版本进行在终端里的安装操作;(注:笔者的源来自于本校的镜像,安装建议使用国内官方镜像,一定...
[原文链接](https://answers.ros.org/question/345764/e-unable-to-locate-package-ros-melodic-desktop-full-or-ros-melodic-desktop/) 步骤: Setup your sources list:sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.lis...
Hello, everybody, I am currently trying to install the ROS wrapper on an NVIDIA Jetson Nano (Ubuntu 18.04 and ROS Melodic) and get the following error message: E: Unable to locate package ros-melodic-realsense-camera Does anyone have any idea what could be causing this?
[原文链接]（ https://answers.ros.org/question/345764/e-unable-to-locate-package-ros-melodic-desktop-full-or-ros-melodic-desktop/ ）步骤：
ubuntu18.04 安装 ros 报错 E: Unable to locate package ros-kinetic-desktop-full sudo sh-c'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list'sudo apt-key adv--keyserver 'hkp://keyserver.ubuntu.com:80' --recv-key C1CF6...
In Introduction to tf2 users have to install ros-$ROS_DISTRO-tf2-tools which however doesn't exist (EDIT: for $ROS_DISTRO == kinetic). This addition comes from this answer most likely. I can instead find the package tf2-tools - Robot OS ...
Ubuntu18.04安装ROS ros-melodic-desktop-full时,遇到错误“unmet dependencies. Unable to correct problems, you have held broken packages."。 根据提示,逐层安装缺失的模块,包括ros-melodic-perception, ros-melodic-perception-pcl, ros-melodic-pcl-conversions, libpcl-dev, libvtk6-dev, libvtk6-qt-dev, ...
Done E: Unable to locate package clang-7 E: Unable to locate package clang++-7 E: Couldn't find any package by regex 'clang++-7' 要解决这个问题,首先你得修改/etc/apt/source.list文件(也有可能是source.conf文件),在最后加上下面这行命令 代码语言:javascript 复制 deb http://deb.debian.org/...
I suspected it was some buried lib depend on python3.8 somewhere, so I spent a good part of my day and evening rebuilding absolutely everyros-melodic-*package from scratch. I still get the error. Can anyone replicate this? I'm usingturtle_tfas a reproducible example, but the failure happen...