Attention: Answers.ros.org is deprecated as of August the 11th, 2023. Please visit robotics.stackexchange.com to ask a new question. This site will remain online in read-only mode during the transition and into the foreseeable future. Selected questions and answers have been migrated, and redirects have been put in place to direct users to the corresponding questions on Robotics Stack Exchange. Additional details are available here.

when looking up transform from frame [utm] to frame [odom]

asked 2021-10-16 06:36:55 -0500

Delbina
109 ●47 ●73 ●94

I am using rtabmap as map provider and usin 2 instances of robot-localization pkgs. I am following the procedure in https://github.com/nickcharron/waypoi... . I am using a joystick for collecting gps data points. after coleection, when i send these datapoints as a goal for the move_base, it shows the following warning:

[ WARN] [1634382854.203551843]: Lookup would require extrapolation into the past.  Requested time 1634382854.194341660 but the earliest data is at time 1634382854.599406719, when looking up transform from frame [utm] to frame [odom]

what does it mean? what should i do?

edit retag flag offensive close merge delete

add a comment

1 Answer

Sort by » oldest newest most voted

answered 2021-10-16 07:14:03 -0500

Mike Scheutzow
4918 ●2 ●430 ●45

The most common cause of this error is that the time-of-day clocks on two ros nodes are too far apart. In a ros system with multiple hosts, you must enable the network time daemon on every ros host.

edit flag offensive delete link

add a comment

Question Tools

1 follower

Stats

Asked: 2021-10-16 06:36:55 -0500

Seen: 158 times

Last updated: Oct 16 '21

when looking up transform from frame [utm] to frame [odom] edit

1 Answer

Question Tools

Stats

Related questions

when looking up transform from frame [utm] to frame [odom]