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- ROS Answers archive
This is the static archive of questions from ROS Answers archive Answers
- Ubuntu 22. 04 ros2 humble installing error GPG, libc-bin - ROS Answers
ROS distribution : ROS2 humble hawksbill to install ROS2 humble, while I'm following this : https: docs ros org en humble Installation Ubuntu-Install-Debians html
- [ROS2] call service :waiting for service to become available - ROS . . .
Asked by jlepers on 2020-02-28 06:06:36 UTC
- TF_OLD_DATA ignoring data from the past for frame base . . . - ROS Answers
By doing an echo of my tf topic I am able to see the timestamps of the different transforms, and I realized that those timestamps are given in seconds from 1970, whereas the message I get from Rviz about the base_link frame gives the time in seconds since the moment I launched the simulation:
- Cannot locate rosdep definition - ROS Answers archive
There is no ROS package called gazebo_plugin, nor is there an Ubuntu package (in your case) that is called gazebo_plugin, so rosdep cannot determine which package should be installed to fulfil the dependency It's likely that this is a typo: there is a ROS package called gazebo_plugins (note the s at the end there)
- ModuleNotFoundError: No module named rclpy. _rclpy_pybind11 - ROS . . .
I am new to ros and just built this ros on macOS and tried the ros demo
- MoveIt! unable to sample any valid states for goal tree - ROS Answers
I have a robotic arm integrated with MoveIt! and Gazebo When I launch the Gazebo simulation and MoveIt! controller, I can use a python script which, using the moveit_commander, can set the joint states of the robotic arm in the Gazebo (set the angles) But When I want the MoveIt! to plan the trajectory given just the pose of the end effector, I get an error
- libexec directory does not exist - ROS Answers
And it works fine But when I use ros2 run ea maintenance mode manager maintenance mode it doesn't work, I get no executable found
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