roscore专题

roscore等ros命令执行后终端无输出,无反应

现象 在终端中输入 roscore 等 ros 命令,终端无输出,无反应。但是,Ctrl+C后终端还是有输出的。 解决措施 打开.barshrc文件 gedit ~/.bashrc 修改ROS_HOSTNAME和ROS_MASTER_URI变量的赋值语句,如果有ROS_IP变量也需要修改。用 localhost 替代具体的 IP地址。 修改前。 export ROS_HOSTNAM

ROS安装问题: “Command ‘roscore‘ not found, but can be installed with: sudo apt install python-roslaunch“

ROS安装问题: "Command 'roscore' not found, but can be installed with: sudo apt install python-roslaunch" 前言问题描述解决方案 前言 VMware 15虚拟机,Ubuntu 18系统,安装 ROS melodic。安装结束之后,运行指令 “roscore”,弹出 “Command ‘

ROS安装问题: “Command ‘roscore‘ not found, but can be installed with: sudo apt install python-roslaunch“

ROS安装问题: "Command 'roscore' not found, but can be installed with: sudo apt install python-roslaunch" 一、遇到的问题二、解决办法1.检查目录2.通过上述方法依旧无法解决该问题---提供方法2 总结 一、遇到的问题 :~$ roscoreCommand 'roscore' not

The program 'roscore' is currently not installed. You can install it by typing: sudo apt install py

安装了ros但是运行roscore出现错误: The program 'roscore' is currently not installed. You can install it by typing: sudo apt install pyt 解决方法: source /opt/ros/kinetic/setup.bash/opt/ros/kinetic/./setup.bashs

【已解决】roscore没反应或roscore cannot run as another roscore/master is already running

目录 1 问题背景2 问题探索3 问题解决4 告别Bug 1 问题背景 环境: Ubuntu20.04ROS noetic 现象: roscore没反应 roscore cannot run as another roscore/master is already running 2 问题探索 对于roscore没反应的问题,等待一段时间后出现信息 RLE

「 Linux调试错误 」roscore:Unable to contact my own server at [http://172.20.10.3:40601/]

一、问题描述         小白在另一个实验室连上新的网络后,出现了roscore运行不成功的问题,错误如下: ... logging to /home/anan/.ros/log/78ed62aa-497b-11e9-aa4d-9cf387dafe8c/roslaunch-ubuntu-4691.logChecking log directory for disk usage. This