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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)
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
Undefined reference to tf2::fromMsg - ROS Answers archive However your problem appears that you are trying to convert a Transform into a TransformStamped which isn't going to work because they are not holding the same data You won't find conversions like that You need to not remove the transform from your call like: tf2::convert (geo_tf_stamped, tf2_stamped); to have matching datatypes Asked by on 2018-04-23 12:33:04 UTC