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- ROS Answers archive
This is the static archive of questions from ROS Answers archive Answers
- 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)
- Only getting NaN values when using depthimage_to_laserscan - ROS . . .
I am working on Ubuntu20 04LTS and using ROS Noetic The depthimage to laserscan node is subscribing to the image topic where I publish the depth images that were converted to the ROS image message with 32FC1 encoding and saved into a rosbag file The values I get for laserscan have all NaN values in ranges: frame id: "camera depth_frame"
- connexion fille rosbag with hadoop and spark - ROS Answers
plz j'ai besoin de créer RDD en étincelle avec fille rosbag si vous avez les mêmes idées
- 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
- Is clock being published? - ROS Answers archive
Details given below I am using Apollo Auto (open source autonomous car project) which uses ros platform for communication between the nodes Basically Apollo uses docker environment to run the project I want to publish some messages from my host system (that is outside the docker) and subscribe the published messages in Apollo (inside the
- 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
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